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13675870 = 2513105199
BaseRepresentation
bin110100001010…
…110101011110
3221201210202201
4310022311132
512000111440
61205042114
7224146225
oct64126536
927653681
1013675870
1177a097a
1246b633a
132aaaa40
141b5dcbc
15130219a
hexd0ad5e

13675870 has 16 divisors (see below), whose sum is σ = 26510400. Its totient is φ = 5049504.

The previous prime is 13675861. The next prime is 13675873. The reversal of 13675870 is 7857631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13675873) 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, 52470 + ... + 52729.

It is an arithmetic number, because the mean of its divisors is an integer number (1656900).

Almost surely, 213675870 is an apocalyptic number.

13675870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13675870 is a deficient number, since it is larger than the sum of its proper divisors (12834530).

13675870 is a wasteful number, since it uses less digits than its factorization.

13675870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105219.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 13675870 is about 3698.0900475786. The cubic root of 13675870 is about 239.1396859710.

The spelling of 13675870 in words is "thirteen million, six hundred seventy-five thousand, eight hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 105199 210398 525995 1051990 1367587 2735174 6837935 13675870