Search a number
-
+
152514976 = 25191371831
BaseRepresentation
bin10010001011100…
…11000110100000
3101121222120012211
421011303012200
5303020434401
623044531504
73531233035
oct1105630640
9347876184
10152514976
11790aa839
12430b0b94
132579c863
141638138c
15d5c9951
hex91731a0

152514976 has 48 divisors (see below), whose sum is σ = 318548160. Its totient is φ = 71677440.

The previous prime is 152514961. The next prime is 152514977. The reversal of 152514976 is 679415251.

It is not an unprimeable number, because it can be changed into a prime (152514977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82381 + ... + 84211.

It is an arithmetic number, because the mean of its divisors is an integer number (6636420).

Almost surely, 2152514976 is an apocalyptic number.

152514976 is a gapful number since it is divisible by the number (16) 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 152514976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159274080).

152514976 is an abundant number, since it is smaller than the sum of its proper divisors (166033184).

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

152514976 is a wasteful number, since it uses less digits than its factorization.

152514976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997 (or 1989 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 152514976 is about 12349.6953808586. The cubic root of 152514976 is about 534.2823533558.

It can be divided in two parts, 1525149 and 76, that added together give a square (1525225 = 12352).

The spelling of 152514976 in words is "one hundred fifty-two million, five hundred fourteen thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 16 19 32 38 76 137 152 274 304 548 608 1096 1831 2192 2603 3662 4384 5206 7324 10412 14648 20824 29296 34789 41648 58592 69578 83296 139156 250847 278312 501694 556624 1003388 1113248 2006776 4013552 4766093 8027104 9532186 19064372 38128744 76257488 152514976