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13664251282 = 211621102331
BaseRepresentation
bin11001011100111001…
…11110110110010010
31022021021200212220211
430232130332312102
5210441022020112
610135520154334
7662420135203
oct145634766622
938237625824
1013664251282
115882128260
1227941689aa
131399ba55b6
14938a795aa
1554e9120a7
hex32e73ed92

13664251282 has 8 divisors (see below), whose sum is σ = 22359683952. Its totient is φ = 6211023300.

The previous prime is 13664251267. The next prime is 13664251327. The reversal of 13664251282 is 28215246631.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 310551144 + ... + 310551187.

It is an arithmetic number, because the mean of its divisors is an integer number (2794960494).

Almost surely, 213664251282 is an apocalyptic number.

13664251282 is a deficient number, since it is larger than the sum of its proper divisors (8695432670).

13664251282 is a wasteful number, since it uses less digits than its factorization.

13664251282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621102344.

The product of its digits is 138240, while the sum is 40.

The spelling of 13664251282 in words is "thirteen billion, six hundred sixty-four million, two hundred fifty-one thousand, two hundred eighty-two".

Divisors: 1 2 11 22 621102331 1242204662 6832125641 13664251282