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12754972 = 2223138641
BaseRepresentation
bin110000101010…
…000000011100
3220000000112101
4300222000130
511231124342
61133214444
7213262336
oct60520034
926000471
1012754972
117221aaa
124331424
132847829
1419a0456
1511be3b7
hexc2a01c

12754972 has 12 divisors (see below), whose sum is σ = 23291856. Its totient is φ = 6100160.

The previous prime is 12754969. The next prime is 12754979. The reversal of 12754972 is 27945721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12754979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69229 + ... + 69412.

It is an arithmetic number, because the mean of its divisors is an integer number (1940988).

Almost surely, 212754972 is an apocalyptic number.

It is an amenable number.

12754972 is a deficient number, since it is larger than the sum of its proper divisors (10536884).

12754972 is a wasteful number, since it uses less digits than its factorization.

12754972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138668 (or 138666 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 12754972 is about 3571.4103656679. The cubic root of 12754972 is about 233.6467995542.

The spelling of 12754972 in words is "twelve million, seven hundred fifty-four thousand, nine hundred seventy-two".

Divisors: 1 2 4 23 46 92 138641 277282 554564 3188743 6377486 12754972