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57794253 = 3116132857
BaseRepresentation
bin1101110001110…
…1111011001101
311000202020210220
43130131323031
5104243404003
65422421553
71301146236
oct334357315
9130666726
1057794253
112a694750
12174318b9
13bc86caa
14796608d
155119353
hex371decd

57794253 has 16 divisors (see below), whose sum is σ = 84230976. Its totient is φ = 34957440.

The previous prime is 57794251. The next prime is 57794281. The reversal of 57794253 is 35249775.

It is not a de Polignac number, because 57794253 - 21 = 57794251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57794251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18801 + ... + 21657.

It is an arithmetic number, because the mean of its divisors is an integer number (5264436).

Almost surely, 257794253 is an apocalyptic number.

It is an amenable number.

57794253 is a deficient number, since it is larger than the sum of its proper divisors (26436723).

57794253 is a wasteful number, since it uses less digits than its factorization.

57794253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484.

The product of its digits is 264600, while the sum is 42.

The square root of 57794253 is about 7602.2531528488. The cubic root of 57794253 is about 386.6294084030.

It can be divided in two parts, 577 and 94253, that added together give a triangular number (94830 = T435).

The spelling of 57794253 in words is "fifty-seven million, seven hundred ninety-four thousand, two hundred fifty-three".

Divisors: 1 3 11 33 613 1839 2857 6743 8571 20229 31427 94281 1751341 5254023 19264751 57794253