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13902394 = 211631927
BaseRepresentation
bin110101000010…
…001000111010
3222011022111111
4311002020322
512024334034
61213550534
7226111522
oct65021072
928138444
1013902394
117936090
1247a544a
132b59b8c
141bbc682
151349364
hexd4223a

13902394 has 8 divisors (see below), whose sum is σ = 22749408. Its totient is φ = 6319260.

The previous prime is 13902367. The next prime is 13902401. The reversal of 13902394 is 49320931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315942 + ... + 315985.

It is an arithmetic number, because the mean of its divisors is an integer number (2843676).

Almost surely, 213902394 is an apocalyptic number.

13902394 is a deficient number, since it is larger than the sum of its proper divisors (8847014).

13902394 is a wasteful number, since it uses less digits than its factorization.

13902394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631940.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 13902394 is about 3728.5914230444. The cubic root of 13902394 is about 240.4528141083.

The spelling of 13902394 in words is "thirteen million, nine hundred two thousand, three hundred ninety-four".

Divisors: 1 2 11 22 631927 1263854 6951197 13902394