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13002553506 = 232974727319
BaseRepresentation
bin11000001110000001…
…10011100010100010
31020120011121011012210
430013000303202202
5203112123203011
65550121502550
7640133611155
oct140700634242
936504534183
1013002553506
115572669998
12262a641a56
1312c2a87057
148b4c31c9c
155117a86a6
hex3070338a2

13002553506 has 16 divisors (see below), whose sum is σ = 26901835200. Its totient is φ = 4184729808.

The previous prime is 13002553481. The next prime is 13002553507. The reversal of 13002553506 is 60535520031.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13002553507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37363486 + ... + 37363833.

It is an arithmetic number, because the mean of its divisors is an integer number (1681364700).

Almost surely, 213002553506 is an apocalyptic number.

13002553506 is an abundant number, since it is smaller than the sum of its proper divisors (13899281694).

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

13002553506 is a wasteful number, since it uses less digits than its factorization.

13002553506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74727353.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 13002553506 in words is "thirteen billion, two million, five hundred fifty-three thousand, five hundred six".

Divisors: 1 2 3 6 29 58 87 174 74727319 149454638 224181957 448363914 2167092251 4334184502 6501276753 13002553506