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13579090 = 2571711411
BaseRepresentation
bin110011110011…
…001101010010
3221112220000021
4303303031102
511434012330
61203014054
7223264120
oct63631522
927486007
1013579090
117735198
12466a32a
132a75985
141b36910
1512d367a
hexcf3352

13579090 has 32 divisors (see below), whose sum is σ = 29579904. Its totient is φ = 4381440.

The previous prime is 13579079. The next prime is 13579133. The reversal of 13579090 is 9097531.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4516 + ... + 6895.

It is an arithmetic number, because the mean of its divisors is an integer number (924372).

Almost surely, 213579090 is an apocalyptic number.

13579090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13579090 is an abundant number, since it is smaller than the sum of its proper divisors (16000814).

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

13579090 is a wasteful number, since it uses less digits than its factorization.

13579090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11442.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 13579090 is about 3684.9816824511. The cubic root of 13579090 is about 238.5742436095.

The spelling of 13579090 in words is "thirteen million, five hundred seventy-nine thousand, ninety".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 11411 22822 57055 79877 114110 159754 193987 387974 399385 798770 969935 1357909 1939870 2715818 6789545 13579090