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52869774 = 2326713299
BaseRepresentation
bin1100100110101…
…1101010001110
310200111001200210
43021223222032
5102013313044
65125103250
71211246166
oct311535216
9120431623
1052869774
1127930931
1215857b26
13ac516b9
1470435a6
1549951b9
hex326ba8e

52869774 has 16 divisors (see below), whose sum is σ = 105811200. Its totient is φ = 17611320.

The previous prime is 52869757. The next prime is 52869809. The reversal of 52869774 is 47796825.

It is a super-2 number, since 2×528697742 = 5590426005622152, which contains 22 as substring.

It is a Curzon number.

It is a congruent 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, 14377 + ... + 17675.

It is an arithmetic number, because the mean of its divisors is an integer number (6613200).

Almost surely, 252869774 is an apocalyptic number.

52869774 is an abundant number, since it is smaller than the sum of its proper divisors (52941426).

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

52869774 is a wasteful number, since it uses less digits than its factorization.

52869774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5975.

The product of its digits is 846720, while the sum is 48.

The square root of 52869774 is about 7271.1604300827. The cubic root of 52869774 is about 375.3206714857.

The spelling of 52869774 in words is "fifty-two million, eight hundred sixty-nine thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 2671 3299 5342 6598 8013 9897 16026 19794 8811629 17623258 26434887 52869774