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57964680 = 23335191281
BaseRepresentation
bin1101110100011…
…1100010001000
311001001220121000
43131013202020
5104314332210
65430215000
71302456144
oct335074210
9131056530
1057964680
112a7a07a4
12174b4460
13c016737
1479ac224
15514eac0
hex3747888

57964680 has 128 divisors (see below), whose sum is σ = 194918400. Its totient is φ = 15321600.

The previous prime is 57964651. The next prime is 57964703. The reversal of 57964680 is 8646975.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206140 + ... + 206420.

It is an arithmetic number, because the mean of its divisors is an integer number (1522800).

Almost surely, 257964680 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 57964680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97459200).

57964680 is an abundant number, since it is smaller than the sum of its proper divisors (136953720).

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

57964680 is a wasteful number, since it uses less digits than its factorization.

57964680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 57964680 is about 7613.4538811239. The cubic root of 57964680 is about 387.0090737612.

The spelling of 57964680 in words is "fifty-seven million, nine hundred sixty-four thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 191 216 270 281 360 382 540 562 573 764 843 955 1080 1124 1146 1405 1528 1686 1719 1910 2248 2292 2529 2810 2865 3372 3438 3820 4215 4584 5058 5157 5620 5730 6744 6876 7587 7640 8430 8595 10116 10314 11240 11460 12645 13752 15174 16860 17190 20232 20628 22920 25290 25785 30348 33720 34380 37935 41256 50580 51570 53671 60696 68760 75870 101160 103140 107342 151740 161013 206280 214684 268355 303480 322026 429368 483039 536710 644052 805065 966078 1073420 1288104 1449117 1610130 1932156 2146840 2415195 2898234 3220260 3864312 4830390 5796468 6440520 7245585 9660780 11592936 14491170 19321560 28982340 57964680