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47467104672 = 2531338034539
BaseRepresentation
bin101100001101010000…
…101000100110100000
311112112001201202102210
4230031100220212200
51234203034322142
633450040442120
73300164506161
oct541520504640
9145461652383
1047467104672
1119148a41329
129248779340
1346260937b0
142424199768
15137c31c49c
hexb0d4289a0

47467104672 has 48 divisors (see below), whose sum is σ = 134185857120. Its totient is φ = 14605262592.

The previous prime is 47467104661. The next prime is 47467104679. The reversal of 47467104672 is 27640176474.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (47467104679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19016022 + ... + 19018517.

It is an arithmetic number, because the mean of its divisors is an integer number (2795538690).

Almost surely, 247467104672 is an apocalyptic number.

It is an amenable number.

47467104672 is an abundant number, since it is smaller than the sum of its proper divisors (86718752448).

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

47467104672 is a wasteful number, since it uses less digits than its factorization.

47467104672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38034565 (or 38034557 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 48.

The spelling of 47467104672 in words is "forty-seven billion, four hundred sixty-seven million, one hundred four thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 208 312 416 624 1248 38034539 76069078 114103617 152138156 228207234 304276312 456414468 494449007 608552624 912828936 988898014 1217105248 1483347021 1825657872 1977796028 2966694042 3651315744 3955592056 5933388084 7911184112 11866776168 15822368224 23733552336 47467104672