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52393532 = 2247278689
BaseRepresentation
bin1100011111011…
…1011000111100
310122120212102012
43013313120330
5101403043112
65110550352
71204223552
oct307673074
9118525365
1052393532
1127636044
12156683b8
13ab159b9
146d5bbd2
1548ee022
hex31f763c

52393532 has 12 divisors (see below), whose sum is σ = 93639840. Its totient is φ = 25639296.

The previous prime is 52393477. The next prime is 52393547. The reversal of 52393532 is 23539325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139157 + ... + 139532.

It is an arithmetic number, because the mean of its divisors is an integer number (7803320).

Almost surely, 252393532 is an apocalyptic number.

It is an amenable number.

52393532 is a deficient number, since it is larger than the sum of its proper divisors (41246308).

52393532 is a wasteful number, since it uses less digits than its factorization.

52393532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278740 (or 278738 counting only the distinct ones).

The product of its digits is 24300, while the sum is 32.

The square root of 52393532 is about 7238.3376544618. The cubic root of 52393532 is about 374.1903289307.

It can be divided in two parts, 52393 and 532, that added together give a palindrome (52925).

The spelling of 52393532 in words is "fifty-two million, three hundred ninety-three thousand, five hundred thirty-two".

Divisors: 1 2 4 47 94 188 278689 557378 1114756 13098383 26196766 52393532