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47685311164 = 2231384558961
BaseRepresentation
bin101100011010010001…
…000001101010111100
311120002021022210110201
4230122101001222330
51240124414424124
633523433413244
73305454312541
oct543221015274
9146067283421
1047685311164
111925012a077
1292a986a224
13465c353a6a
14244515abc8
151391571144
hexb1a441abc

47685311164 has 12 divisors (see below), whose sum is σ = 86141207488. Its totient is φ = 23073537600.

The previous prime is 47685311159. The next prime is 47685311173. The reversal of 47685311164 is 46111358674.

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, 192279357 + ... + 192279604.

Almost surely, 247685311164 is an apocalyptic number.

It is an amenable number.

47685311164 is a deficient number, since it is larger than the sum of its proper divisors (38455896324).

47685311164 is a wasteful number, since it uses less digits than its factorization.

47685311164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384558996 (or 384558994 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The spelling of 47685311164 in words is "forty-seven billion, six hundred eighty-five million, three hundred eleven thousand, one hundred sixty-four".

Divisors: 1 2 4 31 62 124 384558961 769117922 1538235844 11921327791 23842655582 47685311164