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13345012 = 223722437
BaseRepresentation
bin110010111010…
…000011110100
3221002222220201
4302322003310
511404020022
61154010244
7221300512
oct62720364
927088821
1013345012
11759533a
124576984
1329c3275
141ab54b2
151289127
hexcba0f4

13345012 has 18 divisors (see below), whose sum is σ = 24011862. Its totient is φ = 6489504.

The previous prime is 13345009. The next prime is 13345027. The reversal of 13345012 is 21054331.

13345012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 10797796 + 2547216 = 3286^2 + 1596^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4258 + ... + 6694.

Almost surely, 213345012 is an apocalyptic number.

It is an amenable number.

13345012 is a deficient number, since it is larger than the sum of its proper divisors (10666850).

13345012 is a wasteful number, since it uses less digits than its factorization.

13345012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515 (or 2476 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13345012 is about 3653.0825339705. The cubic root of 13345012 is about 237.1954330476.

Adding to 13345012 its reverse (21054331), we get a palindrome (34399343).

The spelling of 13345012 in words is "thirteen million, three hundred forty-five thousand, twelve".

Divisors: 1 2 4 37 74 148 1369 2437 2738 4874 5476 9748 90169 180338 360676 3336253 6672506 13345012