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13005184724 = 227464470883
BaseRepresentation
bin11000001110010101…
…10101111011010100
31020120100112211120022
430013022311323110
5203113311402344
65550254124312
7640165150310
oct140712657324
936510484508
1013005184724
1155740a6854
12262b4b0698
1312c349889c
148b5318b40
15511b280ee
hex3072b5ed4

13005184724 has 12 divisors (see below), whose sum is σ = 26010369504. Its totient is φ = 5573650584.

The previous prime is 13005184711. The next prime is 13005184741. The reversal of 13005184724 is 42748150031.

13005184724 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232235414 + ... + 232235469.

It is an arithmetic number, because the mean of its divisors is an integer number (2167530792).

Almost surely, 213005184724 is an apocalyptic number.

13005184724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13005184724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13005184724 is a wasteful number, since it uses less digits than its factorization.

13005184724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464470894 (or 464470892 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 13005184724 in words is "thirteen billion, five million, one hundred eighty-four thousand, seven hundred twenty-four".

Divisors: 1 2 4 7 14 28 464470883 928941766 1857883532 3251296181 6502592362 13005184724