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57016029 = 374761947
BaseRepresentation
bin1101100101111…
…1111011011101
310222021201021210
43121133323131
5104044003104
65354015033
71261425330
oct331377335
9128251253
1057016029
112a202a94
1217117479
13ba739c5
147802617
155013989
hex365fedd

57016029 has 32 divisors (see below), whose sum is σ = 90279936. Its totient is φ = 31331520.

The previous prime is 57016027. The next prime is 57016031. The reversal of 57016029 is 92061075.

It is an interprime number because it is at equal distance from previous prime (57016027) and next prime (57016031).

It is not a de Polignac number, because 57016029 - 21 = 57016027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57015987 and 57016005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57016027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59734 + ... + 60680.

It is an arithmetic number, because the mean of its divisors is an integer number (2821248).

Almost surely, 257016029 is an apocalyptic number.

It is an amenable number.

57016029 is a deficient number, since it is larger than the sum of its proper divisors (33263907).

57016029 is a wasteful number, since it uses less digits than its factorization.

57016029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 57016029 is about 7550.8959071093. The cubic root of 57016029 is about 384.8861843810.

The spelling of 57016029 in words is "fifty-seven million, sixteen thousand, twenty-nine".

Divisors: 1 3 7 21 47 61 141 183 329 427 947 987 1281 2841 2867 6629 8601 19887 20069 44509 57767 60207 133527 173301 311563 404369 934689 1213107 2715049 8145147 19005343 57016029