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13793233 = 313463
BaseRepresentation
bin110100100111…
…011111010001
3221221202202111
4310213133101
512012340413
61211345321
7225145336
oct64473721
927852674
1013793233
117871073
124752241
132b1c29c
141b9098d
151326d3d
hexd277d1

13793233 has 8 divisors (see below), whose sum is σ = 14283776. Its totient is φ = 13319460.

The previous prime is 13793191. The next prime is 13793237. The reversal of 13793233 is 33239731.

It is not a de Polignac number, because 13793233 - 213 = 13785041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13793195 and 13793204.

It is not an unprimeable number, because it can be changed into a prime (13793237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29560 + ... + 30022.

It is an arithmetic number, because the mean of its divisors is an integer number (1785472).

Almost surely, 213793233 is an apocalyptic number.

It is an amenable number.

13793233 is a deficient number, since it is larger than the sum of its proper divisors (490543).

13793233 is an frugal number, since it uses more digits than its factorization.

13793233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 494 counting only the distinct ones).

The product of its digits is 10206, while the sum is 31.

The square root of 13793233 is about 3713.9242049347. The cubic root of 13793233 is about 239.8218179774.

The spelling of 13793233 in words is "thirteen million, seven hundred ninety-three thousand, two hundred thirty-three".

Divisors: 1 31 463 961 14353 29791 444943 13793233