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61318094 = 21131811499
BaseRepresentation
bin1110100111101…
…0001111001110
311021101021121112
43221322033032
5111144134334
610030132022
71343123645
oct351721716
9137337545
1061318094
1131681212
1218651012
13c91bbc6
14820235c
1555b34ce
hex3a7a3ce

61318094 has 16 divisors (see below), whose sum is σ = 93366000. Its totient is φ = 30199680.

The previous prime is 61318057. The next prime is 61318121. The reversal of 61318094 is 49081316.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 61318094.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40157 + ... + 41655.

It is an arithmetic number, because the mean of its divisors is an integer number (5835375).

Almost surely, 261318094 is an apocalyptic number.

61318094 is a deficient number, since it is larger than the sum of its proper divisors (32047906).

61318094 is a wasteful number, since it uses less digits than its factorization.

61318094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 61318094 is about 7830.5870788850. The cubic root of 61318094 is about 394.3327816233.

The spelling of 61318094 in words is "sixty-one million, three hundred eighteen thousand, ninety-four".

Divisors: 1 2 113 181 226 362 1499 2998 20453 40906 169387 271319 338774 542638 30659047 61318094