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12693310 = 2571491217
BaseRepresentation
bin110000011010…
…111100111110
3212212212221121
4300122330332
511222141220
61132021154
7212614510
oct60327476
925785847
1012693310
11718a743
1243017ba
132825746
141985bb0
1511aaeaa
hexc1af3e

12693310 has 32 divisors (see below), whose sum is σ = 26308800. Its totient is φ = 4319232.

The previous prime is 12693277. The next prime is 12693367. The reversal of 12693310 is 1339621.

It is a super-2 number, since 2×126933102 = 322240237512200, which contains 22 as substring.

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, 9822 + ... + 11038.

It is an arithmetic number, because the mean of its divisors is an integer number (822150).

Almost surely, 212693310 is an apocalyptic number.

12693310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12693310 is an abundant number, since it is smaller than the sum of its proper divisors (13615490).

12693310 is a wasteful number, since it uses less digits than its factorization.

12693310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 12693310 is about 3562.7671829633. The cubic root of 12693310 is about 233.2696810502.

The spelling of 12693310 in words is "twelve million, six hundred ninety-three thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 70 149 298 745 1043 1217 1490 2086 2434 5215 6085 8519 10430 12170 17038 42595 85190 181333 362666 906665 1269331 1813330 2538662 6346655 12693310