Search a number
-
+
157250963 = 2917930293
BaseRepresentation
bin10010101111101…
…11010110010011
3101221220011202202
421113313112103
5310224012323
623334233415
73616416422
oct1127672623
9357804682
10157250963
1180844a81
12447b586b
132676a40c
1416c552b9
15dc12d28
hex95f7593

157250963 has 8 divisors (see below), whose sum is σ = 163587600. Its totient is φ = 150975328.

The previous prime is 157250953. The next prime is 157250971. The reversal of 157250963 is 369052751.

It is a happy number.

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 157250963 - 214 = 157234579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157250923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9956 + ... + 20337.

It is an arithmetic number, because the mean of its divisors is an integer number (20448450).

Almost surely, 2157250963 is an apocalyptic number.

157250963 is a deficient number, since it is larger than the sum of its proper divisors (6336637).

157250963 is a wasteful number, since it uses less digits than its factorization.

157250963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30501.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 157250963 is about 12539.9746012502. The cubic root of 157250963 is about 539.7563635726.

The spelling of 157250963 in words is "one hundred fifty-seven million, two hundred fifty thousand, nine hundred sixty-three".

Divisors: 1 29 179 5191 30293 878497 5422447 157250963