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80240592572 = 22731137674767
BaseRepresentation
bin100101010111010110…
…1100100011010111100
321200010002211102221222
41022232231210122330
52303313042430242
6100510110212512
75540302532450
oct1125655443274
9250102742858
1080240592572
11310367a4918
12136744b4138
137749c3259a
143c52ac6660
1521496955d2
hex12aeb646bc

80240592572 has 48 divisors (see below), whose sum is σ = 166867427328. Its totient is φ = 33036543360.

The previous prime is 80240592563. The next prime is 80240592587. The reversal of 80240592572 is 27529504208.

It is a congruent number.

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, 218468 + ... + 456299.

It is an arithmetic number, because the mean of its divisors is an integer number (3476404736).

Almost surely, 280240592572 is an apocalyptic number.

It is an amenable number.

80240592572 is an abundant number, since it is smaller than the sum of its proper divisors (86626834756).

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

80240592572 is a wasteful number, since it uses less digits than its factorization.

80240592572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674946 (or 674944 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 80240592572 in words is "eighty billion, two hundred forty million, five hundred ninety-two thousand, five hundred seventy-two".

Divisors: 1 2 4 7 14 28 31 62 124 137 217 274 434 548 868 959 1918 3836 4247 8494 16988 29729 59458 118916 674767 1349534 2699068 4723369 9446738 18893476 20917777 41835554 83671108 92443079 146424439 184886158 292848878 369772316 585697756 647101553 1294203106 2588406212 2865735449 5731470898 11462941796 20060148143 40120296286 80240592572