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72260758060 = 2257948793911
BaseRepresentation
bin100001101001100010…
…0111010101000101100
320220111222100211220121
41003103010322220230
52140442223224220
653110210454324
75135455211011
oct1032304725054
9226458324817
1072260758060
1128711350067
1212007b943a4
136a7793000a
1436d6d8b708
151d2dd2eeaa
hex10d313aa2c

72260758060 has 48 divisors (see below), whose sum is σ = 153985628160. Its totient is φ = 28479522240.

The previous prime is 72260758043. The next prime is 72260758061. The reversal of 72260758060 is 6085706227.

It is a junction number, because it is equal to n+sod(n) for n = 72260757998 and 72260758016.

It is not an unprimeable number, because it can be changed into a prime (72260758061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722505 + ... + 816415.

It is an arithmetic number, because the mean of its divisors is an integer number (3208033920).

Almost surely, 272260758060 is an apocalyptic number.

It is an amenable number.

72260758060 is an abundant number, since it is smaller than the sum of its proper divisors (81724870100).

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

72260758060 is a wasteful number, since it uses less digits than its factorization.

72260758060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94486 (or 94484 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 72260758060 in words is "seventy-two billion, two hundred sixty million, seven hundred fifty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 79 158 316 395 487 790 974 1580 1948 2435 4870 9740 38473 76946 93911 153892 187822 192365 375644 384730 469555 769460 939110 1878220 7418969 14837938 29675876 37094845 45734657 74189690 91469314 148379380 182938628 228673285 457346570 914693140 3613037903 7226075806 14452151612 18065189515 36130379030 72260758060