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194108712 = 23371960811
BaseRepresentation
bin10111001000111…
…01110100101000
3111112020202002120
423210131310220
5344142434322
631132231240
74544616420
oct1344356450
9445222076
10194108712
119a629826
125500b520
13312a3935
141bacb480
1512093a5c
hexb91dd28

194108712 has 64 divisors (see below), whose sum is σ = 583795200. Its totient is φ = 52539840.

The previous prime is 194108711. The next prime is 194108723. The reversal of 194108712 is 217801491.

194108712 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (194108711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27214 + ... + 33597.

It is an arithmetic number, because the mean of its divisors is an integer number (9121800).

Almost surely, 2194108712 is an apocalyptic number.

194108712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194108712 is an abundant number, since it is smaller than the sum of its proper divisors (389686488).

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

194108712 is a wasteful number, since it uses less digits than its factorization.

194108712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60846 (or 60842 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 194108712 is about 13932.2902639875. The cubic root of 194108712 is about 579.0041492241.

The spelling of 194108712 in words is "one hundred ninety-four million, one hundred eight thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 56 57 76 84 114 133 152 168 228 266 399 456 532 798 1064 1596 3192 60811 121622 182433 243244 364866 425677 486488 729732 851354 1155409 1277031 1459464 1702708 2310818 2554062 3405416 3466227 4621636 5108124 6932454 8087863 9243272 10216248 13864908 16175726 24263589 27729816 32351452 48527178 64702904 97054356 194108712