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107879740 = 2255393987
BaseRepresentation
bin1100110111000…
…01110100111100
321111222212011221
412123201310330
5210104122430
614412123124
72446651123
oct633416474
9244885157
10107879740
1155993711
12301664a4
1319472287
1410482aba
15970e57a
hex66e1d3c

107879740 has 12 divisors (see below), whose sum is σ = 226547496. Its totient is φ = 43151888.

The previous prime is 107879719. The next prime is 107879741. The reversal of 107879740 is 47978701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107879741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2696974 + ... + 2697013.

It is an arithmetic number, because the mean of its divisors is an integer number (18878958).

Almost surely, 2107879740 is an apocalyptic number.

107879740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107879740 is an abundant number, since it is smaller than the sum of its proper divisors (118667756).

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

107879740 is a wasteful number, since it uses less digits than its factorization.

107879740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5393996 (or 5393994 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 43.

The square root of 107879740 is about 10386.5172218603. The cubic root of 107879740 is about 476.0434898945.

The spelling of 107879740 in words is "one hundred seven million, eight hundred seventy-nine thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 5393987 10787974 21575948 26969935 53939870 107879740