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12653080 = 23511149193
BaseRepresentation
bin110000010001…
…001000011000
3212210211202121
4300101020120
511214344310
61131111024
7212356306
oct60211030
925724677
1012653080
1171624a0
1242a2474
13281033b
141975276
15119e0da
hexc11218

12653080 has 64 divisors (see below), whose sum is σ = 31428000. Its totient is φ = 4546560.

The previous prime is 12653063. The next prime is 12653093. The reversal of 12653080 is 8035621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65464 + ... + 65656.

Almost surely, 212653080 is an apocalyptic number.

12653080 is a gapful number since it is divisible by the number (10) 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 12653080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15714000).

12653080 is an abundant number, since it is smaller than the sum of its proper divisors (18774920).

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

12653080 is a wasteful number, since it uses less digits than its factorization.

12653080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12653080 is about 3557.1168100022. The cubic root of 12653080 is about 233.0229796759.

The spelling of 12653080 in words is "twelve million, six hundred fifty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 149 193 220 298 386 440 596 745 772 965 1192 1490 1544 1639 1930 2123 2980 3278 3860 4246 5960 6556 7720 8195 8492 10615 13112 16390 16984 21230 28757 32780 42460 57514 65560 84920 115028 143785 230056 287570 316327 575140 632654 1150280 1265308 1581635 2530616 3163270 6326540 12653080