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152040152 = 231167107241
BaseRepresentation
bin10010000111111…
…11001011011000
3101121002102212202
421003333023120
5302410241102
623030425332
73524214515
oct1103771330
9347072782
10152040152
1178906020
1242b02248
13256646b4
141629a30c
15d533e02
hex90ff2d8

152040152 has 64 divisors (see below), whose sum is σ = 319904640. Its totient is φ = 67161600.

The previous prime is 152040149. The next prime is 152040167. The reversal of 152040152 is 251040251.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630752 + ... + 630992.

It is an arithmetic number, because the mean of its divisors is an integer number (4998510).

Almost surely, 2152040152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152040152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159952320).

152040152 is an abundant number, since it is smaller than the sum of its proper divisors (167864488).

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

152040152 is a wasteful number, since it uses less digits than its factorization.

152040152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 152040152 is about 12330.4562770402. The cubic root of 152040152 is about 533.7273175647.

Subtracting 152040152 from its reverse (251040251), we obtain a palindrome (99000099).

The spelling of 152040152 in words is "one hundred fifty-two million, forty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 67 88 107 134 214 241 268 428 482 536 737 856 964 1177 1474 1928 2354 2651 2948 4708 5302 5896 7169 9416 10604 14338 16147 21208 25787 28676 32294 51574 57352 64588 78859 103148 129176 157718 177617 206296 283657 315436 355234 567314 630872 710468 1134628 1420936 1727729 2269256 3455458 6910916 13821832 19005019 38010038 76020076 152040152