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47807235032 = 23173111339477
BaseRepresentation
bin101100100001100010…
…001000001111011000
311120101202202011120112
4230201202020033120
51240402123010112
633543510543452
73311464535654
oct544142101730
9146352664515
1047807235032
1119302a352a7
129322667b88
13467b6a256b
142457417a64
15139c106a22
hexb218883d8

47807235032 has 32 divisors (see below), whose sum is σ = 97973089920. Its totient is φ = 21771793920.

The previous prime is 47807235019. The next prime is 47807235037. The reversal of 47807235032 is 23053270874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47807235037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5665523 + ... + 5673954.

It is an arithmetic number, because the mean of its divisors is an integer number (3061659060).

Almost surely, 247807235032 is an apocalyptic number.

It is an amenable number.

47807235032 is an abundant number, since it is smaller than the sum of its proper divisors (50165854888).

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

47807235032 is a wasteful number, since it uses less digits than its factorization.

47807235032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11339531 (or 11339527 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 47807235032 in words is "forty-seven billion, eight hundred seven million, two hundred thirty-five thousand, thirty-two".

Divisors: 1 2 4 8 17 31 34 62 68 124 136 248 527 1054 2108 4216 11339477 22678954 45357908 90715816 192771109 351523787 385542218 703047574 771084436 1406095148 1542168872 2812190296 5975904379 11951808758 23903617516 47807235032