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80537124 = 22319595987
BaseRepresentation
bin1001100110011…
…10011000100100
312121112201011110
410303032120210
5131104141444
611554105020
71665361053
oct463163044
9177481143
1080537124
1141508808
1222b7b170
13138baa05
14a9a639a
15710ccb9
hex4cce624

80537124 has 48 divisors (see below), whose sum is σ = 201196800. Its totient is φ = 24997536.

The previous prime is 80537113. The next prime is 80537131. The reversal of 80537124 is 42173508.

It is a junction number, because it is equal to n+sod(n) for n = 80537091 and 80537100.

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, 10459 + ... + 16445.

It is an arithmetic number, because the mean of its divisors is an integer number (4191600).

Almost surely, 280537124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80537124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100598400).

80537124 is an abundant number, since it is smaller than the sum of its proper divisors (120659676).

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

80537124 is a wasteful number, since it uses less digits than its factorization.

80537124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072 (or 6070 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 80537124 is about 8974.2478236340. The cubic root of 80537124 is about 431.8491199779.

The spelling of 80537124 in words is "eighty million, five hundred thirty-seven thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 19 38 57 59 76 114 118 177 228 236 354 708 1121 2242 3363 4484 5987 6726 11974 13452 17961 23948 35922 71844 113753 227506 341259 353233 455012 682518 706466 1059699 1365036 1412932 2119398 4238796 6711427 13422854 20134281 26845708 40268562 80537124