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13712416 = 252331601
BaseRepresentation
bin110100010011…
…110000100000
3221210122220021
4310103300200
512002244131
61205523224
7224360614
oct64236040
927718807
1013712416
117816383
124713514
132ac1573
141b6d344
15130ce11
hexd13c20

13712416 has 48 divisors (see below), whose sum is σ = 29127168. Its totient is φ = 6336000.

The previous prime is 13712411. The next prime is 13712417. The reversal of 13712416 is 61421731.

It is not an unprimeable number, because it can be changed into a prime (13712411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22516 + ... + 23116.

It is an arithmetic number, because the mean of its divisors is an integer number (606816).

Almost surely, 213712416 is an apocalyptic number.

13712416 is a gapful number since it is divisible by the number (16) 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 13712416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14563584).

13712416 is an abundant number, since it is smaller than the sum of its proper divisors (15414752).

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

13712416 is a wasteful number, since it uses less digits than its factorization.

13712416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665 (or 657 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 13712416 is about 3703.0279502051. The cubic root of 13712416 is about 239.3525140047.

The spelling of 13712416 in words is "thirteen million, seven hundred twelve thousand, four hundred sixteen".

Divisors: 1 2 4 8 16 23 31 32 46 62 92 124 184 248 368 496 601 713 736 992 1202 1426 2404 2852 4808 5704 9616 11408 13823 18631 19232 22816 27646 37262 55292 74524 110584 149048 221168 298096 428513 442336 596192 857026 1714052 3428104 6856208 13712416