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12953088 = 2933937
BaseRepresentation
bin110001011010…
…011000000000
3220101002022000
4301122120000
511303444323
61141344000
7215046051
oct61323000
926332260
1012953088
117347935
124408000
1328b6a65
141a12728
15120ce43
hexc5a600

12953088 has 80 divisors (see below), whose sum is σ = 38382960. Its totient is φ = 4313088.

The previous prime is 12953081. The next prime is 12953113. The reversal of 12953088 is 88035921.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12953081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13356 + ... + 14292.

It is an arithmetic number, because the mean of its divisors is an integer number (479787).

Almost surely, 212953088 is an apocalyptic number.

12953088 is a gapful number since it is divisible by the number (18) 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 12953088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19191480).

12953088 is an abundant number, since it is smaller than the sum of its proper divisors (25429872).

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

12953088 is an frugal number, since it uses more digits than its factorization.

12953088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 942 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 12953088 is about 3599.0398719659. The cubic root of 12953088 is about 234.8502924560.

The spelling of 12953088 in words is "twelve million, nine hundred fifty-three thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 512 576 768 864 937 1152 1536 1728 1874 2304 2811 3456 3748 4608 5622 6912 7496 8433 11244 13824 14992 16866 22488 25299 29984 33732 44976 50598 59968 67464 89952 101196 119936 134928 179904 202392 239872 269856 359808 404784 479744 539712 719616 809568 1079424 1439232 1619136 2158848 3238272 4317696 6476544 12953088