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12941508 = 22319311831
BaseRepresentation
bin110001010111…
…100011000100
3220100111102010
4301113203010
511303112013
61141214220
7215000226
oct61274304
926314363
1012941508
11733a168
124401370
1328b16c8
141a0c416
1512097c3
hexc578c4

12941508 has 48 divisors (see below), whose sum is σ = 32829440. Its totient is φ = 3952800.

The previous prime is 12941507. The next prime is 12941531. The reversal of 12941508 is 80514921.

It is a happy number.

It is a super-3 number, since 3×129415083 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12941507) 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 15 ways as a sum of consecutive naturals, for example, 6153 + ... + 7983.

Almost surely, 212941508 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 12941508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16414720).

12941508 is an abundant number, since it is smaller than the sum of its proper divisors (19887932).

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

12941508 is a wasteful number, since it uses less digits than its factorization.

12941508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 12941508 is about 3597.4307498547. The cubic root of 12941508 is about 234.7802865697.

The spelling of 12941508 in words is "twelve million, nine hundred forty-one thousand, five hundred eight".

Divisors: 1 2 3 4 6 12 19 31 38 57 62 76 93 114 124 186 228 372 589 1178 1767 1831 2356 3534 3662 5493 7068 7324 10986 21972 34789 56761 69578 104367 113522 139156 170283 208734 227044 340566 417468 681132 1078459 2156918 3235377 4313836 6470754 12941508