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13692580 = 22511109571
BaseRepresentation
bin110100001110…
…111010100100
3221202122200121
4310032322210
512001130310
61205251324
7224246026
oct64167244
927678617
1013692580
117802490
124703b44
132ab5525
141b66016
1513070da
hexd0eea4

13692580 has 48 divisors (see below), whose sum is σ = 31711680. Its totient is φ = 4924800.

The previous prime is 13692571. The next prime is 13692641. The reversal of 13692580 is 8529631.

13692580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

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, 23695 + ... + 24265.

It is an arithmetic number, because the mean of its divisors is an integer number (660660).

Almost surely, 213692580 is an apocalyptic number.

13692580 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 13692580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15855840).

13692580 is an abundant number, since it is smaller than the sum of its proper divisors (18019100).

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

13692580 is a wasteful number, since it uses less digits than its factorization.

13692580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 13692580 is about 3700.3486322237. The cubic root of 13692580 is about 239.2370447430.

The spelling of 13692580 in words is "thirteen million, six hundred ninety-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 109 110 218 220 436 545 571 1090 1142 1199 2180 2284 2398 2855 4796 5710 5995 6281 11420 11990 12562 23980 25124 31405 62239 62810 124478 125620 248956 311195 622390 684629 1244780 1369258 2738516 3423145 6846290 13692580