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2013013012 = 2213915123977
BaseRepresentation
bin111011111111100…
…0010010000010100
312012021211122201111
41313333002100110
513110312404022
6531425504404
7100612220413
oct16777022024
95167748644
102013013012
1194332551a
124821a2104
1326108247a
141514c547a
15bbad3477
hex77fc2414

2013013012 has 24 divisors (see below), whose sum is σ = 3571762880. Its totient is φ = 992606400.

The previous prime is 2013013003. The next prime is 2013013021. The reversal of 2013013012 is 2103103102.

It is an interprime number because it is at equal distance from previous prime (2013013003) and next prime (2013013021).

It is a junction number, because it is equal to n+sod(n) for n = 2013012983 and 2013013001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71968 + ... + 95944.

Almost surely, 22013013012 is an apocalyptic number.

It is an amenable number.

2013013012 is a deficient number, since it is larger than the sum of its proper divisors (1558749868).

2013013012 is a wasteful number, since it uses less digits than its factorization.

2013013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24271 (or 24269 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2013013012 is about 44866.6135561845. The cubic root of 2013013012 is about 1262.6477060397.

Adding to 2013013012 its reverse (2103103102), we get a palindrome (4116116114).

The spelling of 2013013012 in words is "two billion, thirteen million, thirteen thousand, twelve".

Divisors: 1 2 4 139 151 278 302 556 604 20989 23977 41978 47954 83956 95908 3332803 3620527 6665606 7241054 13331212 14482108 503253253 1006506506 2013013012