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57930054 = 23721323659
BaseRepresentation
bin1101110011111…
…1000101000110
311001000011002120
43130333011012
5104312230204
65425350410
71302253200
oct334770506
9131004076
1057930054
112a777786
1217498406
13c003a50
14799d770
1551446d9
hex373f146

57930054 has 96 divisors (see below), whose sum is σ = 151683840. Its totient is φ = 14591808.

The previous prime is 57930043. The next prime is 57930071. The reversal of 57930054 is 45003975.

It is a junction number, because it is equal to n+sod(n) for n = 57929997 and 57930024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87577 + ... + 88235.

It is an arithmetic number, because the mean of its divisors is an integer number (1580040).

Almost surely, 257930054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57930054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75841920).

57930054 is an abundant number, since it is smaller than the sum of its proper divisors (93753786).

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

57930054 is a wasteful number, since it uses less digits than its factorization.

57930054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 57930054 is about 7611.1795406494. The cubic root of 57930054 is about 386.9319966778.

The spelling of 57930054 in words is "fifty-seven million, nine hundred thirty thousand, fifty-four".

Divisors: 1 2 3 6 7 13 14 21 23 26 39 42 46 49 69 78 91 98 138 147 161 182 273 294 299 322 483 546 598 637 659 897 966 1127 1274 1318 1794 1911 1977 2093 2254 3381 3822 3954 4186 4613 6279 6762 8567 9226 12558 13839 14651 15157 17134 25701 27678 29302 30314 32291 43953 45471 51402 59969 64582 87906 90942 96873 106099 119938 179907 193746 197041 212198 318297 359814 394082 419783 591123 636594 742693 839566 1182246 1259349 1379287 1485386 2228079 2518698 2758574 4137861 4456158 8275722 9655009 19310018 28965027 57930054