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13319582007 = 34439860669
BaseRepresentation
bin11000110011110100…
…01011000100110111
31021101021010212120010
430121322023010313
5204234303111012
610041404511303
7651033402414
oct143172130467
937337125503
1013319582007
115715614116
1226b884b533
131343667894
14904d9910b
1552e52cc3c
hex319e8b137

13319582007 has 4 divisors (see below), whose sum is σ = 17759442680. Its totient is φ = 8879721336.

The previous prime is 13319581997. The next prime is 13319582033. The reversal of 13319582007 is 70028591331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13319582007 - 27 = 13319581879 is a prime.

It is a super-2 number, since 2×133195820072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13319582207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2219930332 + ... + 2219930337.

It is an arithmetic number, because the mean of its divisors is an integer number (4439860670).

Almost surely, 213319582007 is an apocalyptic number.

13319582007 is a deficient number, since it is larger than the sum of its proper divisors (4439860673).

13319582007 is an equidigital number, since it uses as much as digits as its factorization.

13319582007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439860672.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 13319582007 in words is "thirteen billion, three hundred nineteen million, five hundred eighty-two thousand, seven".

Divisors: 1 3 4439860669 13319582007