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28586674543014 = 23272101320902927
BaseRepresentation
bin1100111111111110110101…
…00101001101100110100110
310202012212012111111121111100
412133333122211031212212
512221331002140334024
6140444311553420530
76010214305254300
oct637773245154646
9122185174447440
1028586674543014
1191215a45877a5
12325835756a746
1312c4933bc16b3
1470b8610d6970
15348911d7a7c9
hex19ffda94d9a6

28586674543014 has 72 divisors (see below), whose sum is σ = 72763455312288. Its totient is φ = 8086753735200.

The previous prime is 28586674543013. The next prime is 28586674543043. The reversal of 28586674543014 is 41034547668582.

28586674543014 is a `hidden beast` number, since 2 + 8 + 5 + 8 + 6 + 6 + 74 + 543 + 0 + 14 = 666.

It is a super-2 number, since 2×285866745430142 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28586674543013) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 160362382 + ... + 160540545.

It is an arithmetic number, because the mean of its divisors is an integer number (1010603546004).

Almost surely, 228586674543014 is an apocalyptic number.

28586674543014 is an abundant number, since it is smaller than the sum of its proper divisors (44176780769274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28586674543014 is a wasteful number, since it uses less digits than its factorization.

28586674543014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320903050 (or 320903040 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 63.

The spelling of 28586674543014 in words is "twenty-eight trillion, five hundred eighty-six billion, six hundred seventy-four million, five hundred forty-three thousand, fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 49 63 98 101 126 147 202 294 303 441 606 707 882 909 1414 1818 2121 4242 4949 6363 9898 12726 14847 29694 44541 89082 320902927 641805854 962708781 1925417562 2246320489 2888126343 4492640978 5776252686 6738961467 13477922934 15724243423 20216884401 31448486846 32411195627 40433768802 47172730269 64822391254 94345460538 97233586881 141518190807 194467173762 226878369389 283036381614 291700760643 453756738778 583401521286 680635108167 1361270216334 1588148585723 2041905324501 3176297171446 4083810649002 4764445757169 9528891514338 14293337271507 28586674543014