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13083770 = 257311601
BaseRepresentation
bin110001111010…
…010001111010
3220121201120002
4301322101322
511322140040
61144233002
7216132050
oct61722172
926551502
1013083770
117427037
12446b762
13293139b
141a481d0
151236a15
hexc7a47a

13083770 has 32 divisors (see below), whose sum is σ = 27046656. Its totient is φ = 4464000.

The previous prime is 13083751. The next prime is 13083773. The reversal of 13083770 is 7738031.

It is not an unprimeable number, because it can be changed into a prime (13083773) 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 15 ways as a sum of consecutive naturals, for example, 21470 + ... + 22070.

It is an arithmetic number, because the mean of its divisors is an integer number (845208).

Almost surely, 213083770 is an apocalyptic number.

13083770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13083770 is an abundant number, since it is smaller than the sum of its proper divisors (13962886).

13083770 is a wasteful number, since it uses less digits than its factorization.

13083770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 13083770 is about 3617.1494301452. The cubic root of 13083770 is about 235.6374424404.

The spelling of 13083770 in words is "thirteen million, eighty-three thousand, seven hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 311 601 622 1202 1555 2177 3005 3110 4207 4354 6010 8414 10885 21035 21770 42070 186911 373822 934555 1308377 1869110 2616754 6541885 13083770