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107157 = 3231553
BaseRepresentation
bin11010001010010101
312102222210
4122022111
511412112
62144033
7624261
oct321225
9172883
10107157
1173566
1252019
1339a0b
142b0a1
1521b3c
hex1a295

107157 has 8 divisors (see below), whose sum is σ = 149184. Its totient is φ = 68288.

The previous prime is 107137. The next prime is 107171. The reversal of 107157 is 751701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 107157 - 216 = 41621 is a prime.

It is a super-2 number, since 2×1071572 = 22965245298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708 + ... + 845.

It is an arithmetic number, because the mean of its divisors is an integer number (18648).

2107157 is an apocalyptic number.

It is an amenable number.

107157 is a deficient number, since it is larger than the sum of its proper divisors (42027).

107157 is a wasteful number, since it uses less digits than its factorization.

107157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579.

The product of its (nonzero) digits is 245, while the sum is 21.

The square root of 107157 is about 327.3484382123. The cubic root of 107157 is about 47.4978022991.

Adding to 107157 its reverse (751701), we get a palindrome (858858).

It can be divided in two parts, 1071 and 57, that added together give a triangular number (1128 = T47).

The spelling of 107157 in words is "one hundred seven thousand, one hundred fifty-seven".

Divisors: 1 3 23 69 1553 4659 35719 107157