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57825950 = 25271371179
BaseRepresentation
bin1101110010010…
…1101010011110
311000210212021212
43130211222132
5104300412300
65423224422
71301340530
oct334455236
9130725255
1057825950
112a706546
1217448112
13bc98550
147973850
155123935
hex3725a9e

57825950 has 96 divisors (see below), whose sum is σ = 134991360. Its totient is φ = 17942400.

The previous prime is 57825947. The next prime is 57825953. The reversal of 57825950 is 5952875.

It is an interprime number because it is at equal distance from previous prime (57825947) and next prime (57825953).

It is a junction number, because it is equal to n+sod(n) for n = 57825898 and 57825907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57825953) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 322961 + ... + 323139.

It is an arithmetic number, because the mean of its divisors is an integer number (1406160).

Almost surely, 257825950 is an apocalyptic number.

57825950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57825950 is an abundant number, since it is smaller than the sum of its proper divisors (77165410).

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

57825950 is a wasteful number, since it uses less digits than its factorization.

57825950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 57825950 is about 7604.3375779880. The cubic root of 57825950 is about 386.7000772095.

The spelling of 57825950 in words is "fifty-seven million, eight hundred twenty-five thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 13 14 25 26 35 50 65 70 71 91 130 142 175 179 182 325 350 355 358 455 497 650 710 895 910 923 994 1253 1775 1790 1846 2275 2327 2485 2506 3550 4475 4550 4615 4654 4970 6265 6461 8950 9230 11635 12425 12530 12709 12922 16289 23075 23270 24850 25418 31325 32305 32578 46150 58175 62650 63545 64610 81445 88963 116350 127090 161525 162890 165217 177926 317725 323050 330434 407225 444815 635450 814450 826085 889630 1156519 1652170 2224075 2313038 4130425 4448150 5782595 8260850 11565190 28912975 57825950