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57006755 = 513877027
BaseRepresentation
bin1101100101110…
…1101010100011
310222021020120022
43121131222203
5104043204010
65353504055
71261356311
oct331355243
9128236508
1057006755
112a1a7023
121711202b
13ba6c710
1477dd0b1
155010d55
hex365daa3

57006755 has 8 divisors (see below), whose sum is σ = 73670352. Its totient is φ = 42097248.

The previous prime is 57006743. The next prime is 57006767. The reversal of 57006755 is 55760075.

It is an interprime number because it is at equal distance from previous prime (57006743) and next prime (57006767).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57006755 - 210 = 57005731 is a prime.

It is a Duffinian 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, 438449 + ... + 438578.

It is an arithmetic number, because the mean of its divisors is an integer number (9208794).

Almost surely, 257006755 is an apocalyptic number.

57006755 is a deficient number, since it is larger than the sum of its proper divisors (16663597).

57006755 is a wasteful number, since it uses less digits than its factorization.

57006755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877045.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 57006755 is about 7550.2817828211. The cubic root of 57006755 is about 384.8653152319.

The spelling of 57006755 in words is "fifty-seven million, six thousand, seven hundred fifty-five".

Divisors: 1 5 13 65 877027 4385135 11401351 57006755