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13067404 = 22723103197
BaseRepresentation
bin110001110110…
…010010001100
3220120220002221
4301312102030
511321124104
61144025124
7216033250
oct61662214
926526087
1013067404
117415809
1244621a4
132926abc
141a42260
151231c54
hexc7648c

13067404 has 48 divisors (see below), whose sum is σ = 27675648. Its totient is φ = 5277888.

The previous prime is 13067377. The next prime is 13067413. The reversal of 13067404 is 40476031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66234 + ... + 66430.

It is an arithmetic number, because the mean of its divisors is an integer number (576576).

Almost surely, 213067404 is an apocalyptic number.

13067404 is a gapful number since it is divisible by the number (14) 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 13067404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13837824).

13067404 is an abundant number, since it is smaller than the sum of its proper divisors (14608244).

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

13067404 is a wasteful number, since it uses less digits than its factorization.

13067404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 13067404 is about 3614.8864435830. The cubic root of 13067404 is about 235.5391514162.

The spelling of 13067404 in words is "thirteen million, sixty-seven thousand, four hundred four".

Divisors: 1 2 4 7 14 23 28 46 92 103 161 197 206 322 394 412 644 721 788 1379 1442 2369 2758 2884 4531 4738 5516 9062 9476 16583 18124 20291 31717 33166 40582 63434 66332 81164 126868 142037 284074 466693 568148 933386 1866772 3266851 6533702 13067404