Search a number
-
+
156480160 = 255978001
BaseRepresentation
bin10010101001110…
…11001010100000
3101220110000102111
421110323022200
5310024331120
623305525104
73610026244
oct1124731240
9356400374
10156480160
1180368951
12444a3794
132655a615
1416ad4424
15db0e75a
hex953b2a0

156480160 has 24 divisors (see below), whose sum is σ = 369684756. Its totient is φ = 62592000.

The previous prime is 156480151. The next prime is 156480161. The reversal of 156480160 is 61084651.

It can be written as a sum of positive squares in 2 ways, for example, as 142372624 + 14107536 = 11932^2 + 3756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156480161) 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, 488841 + ... + 489160.

Almost surely, 2156480160 is an apocalyptic number.

156480160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156480160 is an abundant number, since it is smaller than the sum of its proper divisors (213204596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156480160 is an equidigital number, since it uses as much as digits as its factorization.

156480160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978016 (or 978008 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 156480160 is about 12509.2030121827. The cubic root of 156480160 is about 538.8730039287.

The spelling of 156480160 in words is "one hundred fifty-six million, four hundred eighty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 978001 1956002 3912004 4890005 7824008 9780010 15648016 19560020 31296032 39120040 78240080 156480160