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107897053884 = 2238991421157
BaseRepresentation
bin110010001111100101…
…0100110001010111100
3101022111112100020121220
41210133022212022330
53231433121211014
6121322304153340
710536534553134
oct1443712461274
9338445306556
10107897053884
114183908a614
1218ab2608850
13a23691a0a9
145317babac4
152c1769c6a9
hex191f2a62bc

107897053884 has 12 divisors (see below), whose sum is σ = 251759792424. Its totient is φ = 35965684624.

The previous prime is 107897053883. The next prime is 107897053897. The reversal of 107897053884 is 488350798701.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1078970538843 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107897053883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4495710567 + ... + 4495710590.

It is an arithmetic number, because the mean of its divisors is an integer number (20979982702).

Almost surely, 2107897053884 is an apocalyptic number.

It is an amenable number.

107897053884 is an abundant number, since it is smaller than the sum of its proper divisors (143862738540).

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

107897053884 is a wasteful number, since it uses less digits than its factorization.

107897053884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8991421164 (or 8991421162 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 60.

The spelling of 107897053884 in words is "one hundred seven billion, eight hundred ninety-seven million, fifty-three thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 12 8991421157 17982842314 26974263471 35965684628 53948526942 107897053884