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57032025 = 35217411091
BaseRepresentation
bin1101100110001…
…1110101011001
310222022112020020
43121203311121
5104100011100
65354221053
71261523061
oct331436531
9128275206
1057032025
112a214006
1217124789
13ba7b07b
1478083a1
1550185a0
hex3663d59

57032025 has 48 divisors (see below), whose sum is σ = 102368448. Its totient is φ = 27904000.

The previous prime is 57032021. The next prime is 57032047. The reversal of 57032025 is 52023075.

It is not a de Polignac number, because 57032025 - 22 = 57032021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57031986 and 57032004.

It is not an unprimeable number, because it can be changed into a prime (57032021) 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, 51730 + ... + 52820.

It is an arithmetic number, because the mean of its divisors is an integer number (2132676).

Almost surely, 257032025 is an apocalyptic number.

It is an amenable number.

57032025 is a deficient number, since it is larger than the sum of its proper divisors (45336423).

57032025 is a wasteful number, since it uses less digits than its factorization.

57032025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162 (or 1157 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 57032025 is about 7551.9550448874. The cubic root of 57032025 is about 384.9221746329.

The spelling of 57032025 in words is "fifty-seven million, thirty-two thousand, twenty-five".

Divisors: 1 3 5 15 17 25 41 51 75 85 123 205 255 425 615 697 1025 1091 1275 2091 3075 3273 3485 5455 10455 16365 17425 18547 27275 44731 52275 55641 81825 92735 134193 223655 278205 463675 670965 760427 1118275 1391025 2281281 3354825 3802135 11406405 19010675 57032025