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13202956 = 2213219531
BaseRepresentation
bin110010010111…
…011000001100
3220211210001101
4302113120030
511334443311
61150552444
7220136404
oct62273014
926753041
1013202956
1174a8638
124508724
132973700
141a79804
15125bec1
hexc9760c

13202956 has 18 divisors (see below), whose sum is σ = 25020492. Its totient is φ = 6093360.

The previous prime is 13202941. The next prime is 13202957. The reversal of 13202956 is 65920231.

13202956 is nontrivially palindromic in base 5.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (13202957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9090 + ... + 10441.

Almost surely, 213202956 is an apocalyptic number.

It is an amenable number.

13202956 is a deficient number, since it is larger than the sum of its proper divisors (11817536).

13202956 is a wasteful number, since it uses less digits than its factorization.

13202956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19561 (or 19546 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 13202956 is about 3633.5872082558. The cubic root of 13202956 is about 236.3507902109.

The spelling of 13202956 in words is "thirteen million, two hundred two thousand, nine hundred fifty-six".

Divisors: 1 2 4 13 26 52 169 338 676 19531 39062 78124 253903 507806 1015612 3300739 6601478 13202956