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153048157 = 552727691
BaseRepresentation
bin10010001111101…
…01010001011101
3101122222122121021
421013311101131
5303140020112
623104204141
73535613353
oct1107652135
9348878537
10153048157
1179434389
1243309651
1325928452
141647d7d3
15d682907
hex91f545d

153048157 has 4 divisors (see below), whose sum is σ = 153081376. Its totient is φ = 153014940.

The previous prime is 153048149. The next prime is 153048163. The reversal of 153048157 is 751840351.

It is a happy number.

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 153048157 - 23 = 153048149 is a prime.

It is a super-2 number, since 2×1530481572 = 46847476722193298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153048107) 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, 8319 + ... + 19372.

It is an arithmetic number, because the mean of its divisors is an integer number (38270344).

Almost surely, 2153048157 is an apocalyptic number.

It is an amenable number.

153048157 is a deficient number, since it is larger than the sum of its proper divisors (33219).

153048157 is an equidigital number, since it uses as much as digits as its factorization.

153048157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33218.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 153048157 is about 12371.2633550499. The cubic root of 153048157 is about 534.9042330112.

The spelling of 153048157 in words is "one hundred fifty-three million, forty-eight thousand, one hundred fifty-seven".

Divisors: 1 5527 27691 153048157