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240552156 = 2231379131149
BaseRepresentation
bin11100101011010…
…00100011011100
3121202122022112010
432111220203130
5443040132111
635511511220
75650442145
oct1625504334
9552568463
10240552156
11113870439
1268688510
133aab5270
1423d3aacc
15161b9aa6
hexe5688dc

240552156 has 96 divisors (see below), whose sum is σ = 620928000. Its totient is φ = 72034560.

The previous prime is 240552131. The next prime is 240552173. The reversal of 240552156 is 651255042.

240552156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1614370 + ... + 1614518.

It is an arithmetic number, because the mean of its divisors is an integer number (6468000).

Almost surely, 2240552156 is an apocalyptic number.

240552156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240552156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310464000).

240552156 is an abundant number, since it is smaller than the sum of its proper divisors (380375844).

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

240552156 is a wasteful number, since it uses less digits than its factorization.

240552156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 240552156 is about 15509.7439050424. The cubic root of 240552156 is about 621.9227131426.

The spelling of 240552156 in words is "two hundred forty million, five hundred fifty-two thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 79 131 149 156 158 237 262 298 316 393 447 474 524 596 786 894 948 1027 1572 1703 1788 1937 2054 3081 3406 3874 4108 5109 5811 6162 6812 7748 10218 10349 11622 11771 12324 19519 20436 20698 23244 23542 31047 35313 39038 41396 47084 58557 62094 70626 78076 117114 124188 134537 141252 153023 234228 253747 269074 306046 403611 459069 507494 538148 612092 761241 807222 918138 1014988 1522482 1542001 1614444 1836276 3044964 3084002 4626003 6168004 9252006 18504012 20046013 40092026 60138039 80184052 120276078 240552156