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13956746 = 211875879
BaseRepresentation
bin110101001111…
…011010001010
3222021002001112
4311033122022
512033103441
61215050322
7226426136
oct65173212
928232045
1013956746
117972a01
1248109a2
132b7883b
141bd43c6
15135a4eb
hexd4f68a

13956746 has 8 divisors (see below), whose sum is σ = 20956320. Its totient is φ = 6971308.

The previous prime is 13956737. The next prime is 13956757. The reversal of 13956746 is 64765931.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 566 + ... + 5313.

It is an arithmetic number, because the mean of its divisors is an integer number (2619540).

Almost surely, 213956746 is an apocalyptic number.

13956746 is a deficient number, since it is larger than the sum of its proper divisors (6999574).

13956746 is a wasteful number, since it uses less digits than its factorization.

13956746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7068.

The product of its digits is 136080, while the sum is 41.

The square root of 13956746 is about 3735.8728565089. The cubic root of 13956746 is about 240.7657601342.

The spelling of 13956746 in words is "thirteen million, nine hundred fifty-six thousand, seven hundred forty-six".

Divisors: 1 2 1187 2374 5879 11758 6978373 13956746