[go: up one dir, main page]

Search a number
-
+
15125052 = 2232714651
BaseRepresentation
bin111001101100…
…101000111100
31001110102200010
4321230220330
512333000202
61300103220
7242363235
oct71545074
931412603
1015125052
1185a0748
125094b10
133197547
14201a08c
1514db76c
hexe6ca3c

15125052 has 24 divisors (see below), whose sum is σ = 35429632. Its totient is φ = 5022000.

The previous prime is 15125051. The next prime is 15125057. The reversal of 15125052 is 25052151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15125051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927 + ... + 5577.

Almost surely, 215125052 is an apocalyptic number.

15125052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15125052 is an abundant number, since it is smaller than the sum of its proper divisors (20304580).

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

15125052 is a wasteful number, since it uses less digits than its factorization.

15125052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4929 (or 4927 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 15125052 is about 3889.0939818935. The cubic root of 15125052 is about 247.3046555743.

The spelling of 15125052 in words is "fifteen million, one hundred twenty-five thousand, fifty-two".

Divisors: 1 2 3 4 6 12 271 542 813 1084 1626 3252 4651 9302 13953 18604 27906 55812 1260421 2520842 3781263 5041684 7562526 15125052