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152152 = 237111319
BaseRepresentation
bin100101001001011000
321201201021
4211021120
514332102
63132224
71202410
oct451130
9251637
10152152
11a4350
1274074
1354340
143d640
1530137
hex25258

152152 has 64 divisors (see below), whose sum is σ = 403200. Its totient is φ = 51840.

The previous prime is 152147. The next prime is 152183. The reversal of 152152 is 251251.

It is a super-2 number, since 2×1521522 = 46300462208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7999 + ... + 8017.

It is an arithmetic number, because the mean of its divisors is an integer number (6300).

2152152 is an apocalyptic number.

152152 is the 247-th heptagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201600).

152152 is an abundant number, since it is smaller than the sum of its proper divisors (251048).

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

152152 is a wasteful number, since it uses less digits than its factorization.

152152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56 (or 52 counting only the distinct ones).

The product of its digits is 100, while the sum is 16.

The square root of 152152 is about 390.0666609696. The cubic root of 152152 is about 53.3858163923.

Subtracting 152152 from its reverse (251251), we obtain a palindrome (99099).

The spelling of 152152 in words is "one hundred fifty-two thousand, one hundred fifty-two".

Divisors: 1 2 4 7 8 11 13 14 19 22 26 28 38 44 52 56 76 77 88 91 104 133 143 152 154 182 209 247 266 286 308 364 418 494 532 572 616 728 836 988 1001 1064 1144 1463 1672 1729 1976 2002 2717 2926 3458 4004 5434 5852 6916 8008 10868 11704 13832 19019 21736 38038 76076 152152