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72486060 = 22353138971
BaseRepresentation
bin1000101001000…
…00110010101100
312001101200011220
410110200302230
5122024023220
611105343340
71540056423
oct424406254
9161350156
1072486060
1137a09939
1220337b50
131202c27a
1498ac2ba
15656c540
hex4520cac

72486060 has 48 divisors (see below), whose sum is σ = 209513472. Its totient is φ = 18705600.

The previous prime is 72486059. The next prime is 72486061. The reversal of 72486060 is 6068427.

It is an interprime number because it is at equal distance from previous prime (72486059) and next prime (72486061).

It is not an unprimeable number, because it can be changed into a prime (72486061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17626 + ... + 21345.

It is an arithmetic number, because the mean of its divisors is an integer number (4364864).

Almost surely, 272486060 is an apocalyptic number.

It is an amenable number.

72486060 is an abundant number, since it is smaller than the sum of its proper divisors (137027412).

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

72486060 is a wasteful number, since it uses less digits than its factorization.

72486060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39014 (or 39012 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 72486060 is about 8513.8745586249. The cubic root of 72486060 is about 416.9508191514.

The spelling of 72486060 in words is "seventy-two million, four hundred eighty-six thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 38971 77942 116913 155884 194855 233826 389710 467652 584565 779420 1169130 1208101 2338260 2416202 3624303 4832404 6040505 7248606 12081010 14497212 18121515 24162020 36243030 72486060