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52806849832 = 2311600077839
BaseRepresentation
bin110001001011100010…
…001001010100101000
312001022012101220202001
4301023202021110220
51331122023143312
640131550020344
73546413550262
oct611342112450
9161265356661
1052806849832
11204390a9960
12a298aa76b4
134c97427a09
1427ad418b32
151590ed4057
hexc4b889528

52806849832 has 16 divisors (see below), whose sum is σ = 108014011200. Its totient is φ = 24003113520.

The previous prime is 52806849757. The next prime is 52806849833. The reversal of 52806849832 is 23894860825.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52806849833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300038832 + ... + 300039007.

It is an arithmetic number, because the mean of its divisors is an integer number (6750875700).

Almost surely, 252806849832 is an apocalyptic number.

It is an amenable number.

52806849832 is an abundant number, since it is smaller than the sum of its proper divisors (55207161368).

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

52806849832 is a wasteful number, since it uses less digits than its factorization.

52806849832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600077856 (or 600077852 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 52806849832 in words is "fifty-two billion, eight hundred six million, eight hundred forty-nine thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 11 22 44 88 600077839 1200155678 2400311356 4800622712 6600856229 13201712458 26403424916 52806849832