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12925032 = 2331779401
BaseRepresentation
bin110001010011…
…100001101000
3220022122210220
4301103201220
511302100112
61141010040
7214601211
oct61234150
926278726
1012925032
11732884a
1243b3920
1328a7063
141a06408
15120498c
hexc53868

12925032 has 64 divisors (see below), whose sum is σ = 34732800. Its totient is φ = 3993600.

The previous prime is 12925027. The next prime is 12925051. The reversal of 12925032 is 23052921.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 12924993 and 12925011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32032 + ... + 32432.

It is an arithmetic number, because the mean of its divisors is an integer number (542700).

Almost surely, 212925032 is an apocalyptic number.

12925032 is a gapful number since it is divisible by the number (12) 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 12925032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17366400).

12925032 is an abundant number, since it is smaller than the sum of its proper divisors (21807768).

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

12925032 is a wasteful number, since it uses less digits than its factorization.

12925032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 12925032 is about 3595.1400529048. The cubic root of 12925032 is about 234.6806103256.

Adding to 12925032 its reverse (23052921), we get a palindrome (35977953).

The spelling of 12925032 in words is "twelve million, nine hundred twenty-five thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 79 102 136 158 204 237 316 401 408 474 632 802 948 1203 1343 1604 1896 2406 2686 3208 4029 4812 5372 6817 8058 9624 10744 13634 16116 20451 27268 31679 32232 40902 54536 63358 81804 95037 126716 163608 190074 253432 380148 538543 760296 1077086 1615629 2154172 3231258 4308344 6462516 12925032