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157053107 = 198879319
BaseRepresentation
bin10010101110001…
…11000010110011
3101221112010100202
421113013002303
5310201144412
623330105415
73614633531
oct1127070263
9357463322
10157053107
118071a362
124471b26b
13266cb343
1416c03151
15dbc43c2
hex95c70b3

157053107 has 8 divisors (see below), whose sum is σ = 165523200. Its totient is φ = 148603464.

The previous prime is 157053079. The next prime is 157053167. The reversal of 157053107 is 701350751.

157053107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 157053107 - 210 = 157052083 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 157053107.

It is not an unprimeable number, because it can be changed into a prime (157053167) 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, 12194 + ... + 21512.

It is an arithmetic number, because the mean of its divisors is an integer number (20690400).

Almost surely, 2157053107 is an apocalyptic number.

157053107 is a deficient number, since it is larger than the sum of its proper divisors (8470093).

157053107 is an equidigital number, since it uses as much as digits as its factorization.

157053107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225.

The product of its (nonzero) digits is 3675, while the sum is 29.

The square root of 157053107 is about 12532.0831069699. The cubic root of 157053107 is about 539.5298914959.

The spelling of 157053107 in words is "one hundred fifty-seven million, fifty-three thousand, one hundred seven".

Divisors: 1 19 887 9319 16853 177061 8265953 157053107