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3712576972 = 2213198942221
BaseRepresentation
bin1101110101001001…
…0110110111001100
3100120201212110011211
43131102112313030
530100404430342
61412221224204
7161000245366
oct33522266714
910521773154
103712576972
111635720035
12877402064
13472208410
142730d5d36
1516adecc17
hexdd496dcc

3712576972 has 48 divisors (see below), whose sum is σ = 7447960800. Its totient is φ = 1605035520.

The previous prime is 3712576963. The next prime is 3712576981. The reversal of 3712576972 is 2796752173.

It is an interprime number because it is at equal distance from previous prime (3712576963) and next prime (3712576981).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66822 + ... + 109042.

It is an arithmetic number, because the mean of its divisors is an integer number (155165850).

Almost surely, 23712576972 is an apocalyptic number.

It is an amenable number.

3712576972 is an abundant number, since it is smaller than the sum of its proper divisors (3735383828).

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

3712576972 is a wasteful number, since it uses less digits than its factorization.

3712576972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42346 (or 42344 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 49.

The square root of 3712576972 is about 60930.9196713787. The cubic root of 3712576972 is about 1548.4308743449.

The spelling of 3712576972 in words is "three billion, seven hundred twelve million, five hundred seventy-six thousand, nine hundred seventy-two".

Divisors: 1 2 4 13 19 26 38 52 76 89 178 247 356 494 988 1157 1691 2314 3382 4628 6764 21983 42221 43966 84442 87932 168884 548873 802199 1097746 1604398 2195492 3208796 3757669 7515338 10428587 15030676 20857174 41714348 48849697 71395711 97699394 142791422 195398788 285582844 928144243 1856288486 3712576972