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13993304 = 2313197683
BaseRepresentation
bin110101011000…
…010101011000
3222022221012112
4311120111120
512040241204
61215531452
7226640543
oct65302530
928287175
1013993304
117998416
124829b88
132b8c380
141c0385a
15136626e
hexd58558

13993304 has 32 divisors (see below), whose sum is σ = 28440720. Its totient is φ = 6416256.

The previous prime is 13993279. The next prime is 13993313. The reversal of 13993304 is 40339931.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 20147 + ... + 20829.

Almost surely, 213993304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13993304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14220360).

13993304 is an abundant number, since it is smaller than the sum of its proper divisors (14447416).

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

13993304 is a wasteful number, since it uses less digits than its factorization.

13993304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 13993304 is about 3740.7624891190. The cubic root of 13993304 is about 240.9757957361.

The spelling of 13993304 in words is "thirteen million, nine hundred ninety-three thousand, three hundred four".

Divisors: 1 2 4 8 13 26 52 104 197 394 683 788 1366 1576 2561 2732 5122 5464 8879 10244 17758 20488 35516 71032 134551 269102 538204 1076408 1749163 3498326 6996652 13993304