Search a number
-
+
12572712 = 233358207
BaseRepresentation
bin101111111101…
…100000101000
3212122202112000
4233331200220
511204311322
61125251000
7211603065
oct57754050
925582460
1012572712
117108079
124263a60
1327b2899
141953c6c
1511853ac
hexbfd828

12572712 has 32 divisors (see below), whose sum is σ = 34924800. Its totient is φ = 4190832.

The previous prime is 12572687. The next prime is 12572759. The reversal of 12572712 is 21727521.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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, 28888 + ... + 29319.

It is an arithmetic number, because the mean of its divisors is an integer number (1091400).

Almost surely, 212572712 is an apocalyptic number.

12572712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12572712 is an abundant number, since it is smaller than the sum of its proper divisors (22352088).

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

12572712 is a wasteful number, since it uses less digits than its factorization.

12572712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58222 (or 58212 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 12572712 is about 3545.8020249303. The cubic root of 12572712 is about 232.5285708906.

It can be divided in two parts, 1257 and 2712, that added together give a square (3969 = 632).

The spelling of 12572712 in words is "twelve million, five hundred seventy-two thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 58207 116414 174621 232828 349242 465656 523863 698484 1047726 1396968 1571589 2095452 3143178 4190904 6286356 12572712