Search a number
-
+
157033165 = 51713913291
BaseRepresentation
bin10010101110000…
…10001011001101
3101221111010000011
421113002023031
5310200030130
623325433221
73614521432
oct1127021315
9357433004
10157033165
1180706383
124470b811
13266c2243
1416bd9b89
15dbbd52a
hex95c22cd

157033165 has 16 divisors (see below), whose sum is σ = 200975040. Its totient is φ = 117377280.

The previous prime is 157033153. The next prime is 157033169. The reversal of 157033165 is 561330751.

It is not a de Polignac number, because 157033165 - 211 = 157031117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157033169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5170 + ... + 18460.

It is an arithmetic number, because the mean of its divisors is an integer number (12560940).

Almost surely, 2157033165 is an apocalyptic number.

It is an amenable number.

157033165 is a deficient number, since it is larger than the sum of its proper divisors (43941875).

157033165 is a wasteful number, since it uses less digits than its factorization.

157033165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13452.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 157033165 is about 12531.2874438343. The cubic root of 157033165 is about 539.5070547186.

The spelling of 157033165 in words is "one hundred fifty-seven million, thirty-three thousand, one hundred sixty-five".

Divisors: 1 5 17 85 139 695 2363 11815 13291 66455 225947 1129735 1847449 9237245 31406633 157033165