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80020024 = 2371428929
BaseRepresentation
bin1001100010100…
…00001000111000
312120120102211121
410301100020320
5130441120044
611535035024
71661105350
oct461201070
9176512747
1080020024
1141195257
122296ba74
1313769536
14a8adb60
157059984
hex4c50238

80020024 has 16 divisors (see below), whose sum is σ = 171471600. Its totient is φ = 34294272.

The previous prime is 80020007. The next prime is 80020027. The reversal of 80020024 is 42002008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80020027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714409 + ... + 714520.

It is an arithmetic number, because the mean of its divisors is an integer number (10716975).

Almost surely, 280020024 is an apocalyptic number.

It is an amenable number.

80020024 is an abundant number, since it is smaller than the sum of its proper divisors (91451576).

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

80020024 is a wasteful number, since it uses less digits than its factorization.

80020024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428942 (or 1428938 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 80020024 is about 8945.3912155925. The cubic root of 80020024 is about 430.9228853409.

The spelling of 80020024 in words is "eighty million, twenty thousand, twenty-four".

Divisors: 1 2 4 7 8 14 28 56 1428929 2857858 5715716 10002503 11431432 20005006 40010012 80020024