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13194916 = 2272232927
BaseRepresentation
bin110010010101…
…011010100100
3220211101000121
4302111122210
511334214131
61150451324
7220104100
oct62253244
926741017
1013194916
1174a2599
124503b44
13296cb57
141a76900
151259911
hexc956a4

13194916 has 36 divisors (see below), whose sum is σ = 28038528. Its totient is φ = 5407248.

The previous prime is 13194901. The next prime is 13194959. The reversal of 13194916 is 61949131.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3045 + ... + 5971.

It is an arithmetic number, because the mean of its divisors is an integer number (778848).

Almost surely, 213194916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13194916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14019264).

13194916 is an abundant number, since it is smaller than the sum of its proper divisors (14843612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13194916 is a wasteful number, since it uses less digits than its factorization.

13194916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968 (or 2959 counting only the distinct ones).

The product of its digits is 5832, while the sum is 34.

The square root of 13194916 is about 3632.4806950623. The cubic root of 13194916 is about 236.3028048404.

The spelling of 13194916 in words is "thirteen million, one hundred ninety-four thousand, nine hundred sixteen".

Divisors: 1 2 4 7 14 23 28 46 49 92 98 161 196 322 644 1127 2254 2927 4508 5854 11708 20489 40978 67321 81956 134642 143423 269284 286846 471247 573692 942494 1884988 3298729 6597458 13194916