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13148199 = 321460911
BaseRepresentation
bin110010001010…
…000000100111
3220201222221100
4302022000213
511331220244
61145451143
7216520641
oct62120047
926658840
1013148199
117470489
1244a0ab3
1329547cc
141a63891
15124ab69
hexc8a027

13148199 has 6 divisors (see below), whose sum is σ = 18991856. Its totient is φ = 8765460.

The previous prime is 13148189. The next prime is 13148221. The reversal of 13148199 is 99184131.

It is not a de Polignac number, because 13148199 - 213 = 13140007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13148119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 730447 + ... + 730464.

Almost surely, 213148199 is an apocalyptic number.

13148199 is a deficient number, since it is larger than the sum of its proper divisors (5843657).

13148199 is a wasteful number, since it uses less digits than its factorization.

13148199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460917 (or 1460914 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 13148199 is about 3626.0445391639. The cubic root of 13148199 is about 236.0235959841.

The spelling of 13148199 in words is "thirteen million, one hundred forty-eight thousand, one hundred ninety-nine".

Divisors: 1 3 9 1460911 4382733 13148199