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13148192 = 256412
BaseRepresentation
bin110010001010…
…000000100000
3220201222221002
4302022000200
511331220232
61145451132
7216520631
oct62120040
926658832
1013148192
117470482
1244a0aa8
1329547c5
141a63888
15124ab62
hexc8a020

13148192 has 18 divisors (see below), whose sum is σ = 25925949. Its totient is φ = 6563840.

The previous prime is 13148189. The next prime is 13148221. The reversal of 13148192 is 29184131.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 10471696 + 2676496 = 3236^2 + 1636^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=2564.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 20192 + ... + 20832.

Almost surely, 213148192 is an apocalyptic number.

It is an amenable number.

13148192 is a deficient number, since it is larger than the sum of its proper divisors (12777757).

13148192 is an frugal number, since it uses more digits than its factorization.

13148192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292 (or 643 counting only the distinct ones).

The product of its digits is 1728, while the sum is 29.

The square root of 13148192 is about 3626.0435739246. The cubic root of 13148192 is about 236.0235540984.

The spelling of 13148192 in words is "thirteen million, one hundred forty-eight thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 32 641 1282 2564 5128 10256 20512 410881 821762 1643524 3287048 6574096 13148192