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107683157 = 472291131
BaseRepresentation
bin1100110101100…
…01110101010101
321111121212112002
412122301311111
5210031330112
614404005045
72445202031
oct632616525
9244555462
10107683157
1155869a4a
1230090785
131940395a
14104311c1
1596c11c2
hex66b1d55

107683157 has 4 divisors (see below), whose sum is σ = 109974336. Its totient is φ = 105391980.

The previous prime is 107683153. The next prime is 107683193. The reversal of 107683157 is 751386701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 107683157 - 22 = 107683153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107683157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107683153) 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, 1145519 + ... + 1145612.

It is an arithmetic number, because the mean of its divisors is an integer number (27493584).

Almost surely, 2107683157 is an apocalyptic number.

It is an amenable number.

107683157 is a deficient number, since it is larger than the sum of its proper divisors (2291179).

107683157 is an equidigital number, since it uses as much as digits as its factorization.

107683157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291178.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 107683157 is about 10377.0495325020. The cubic root of 107683157 is about 475.7541585890.

The spelling of 107683157 in words is "one hundred seven million, six hundred eighty-three thousand, one hundred fifty-seven".

Divisors: 1 47 2291131 107683157