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80299690384 = 24708432
BaseRepresentation
bin100101011001000111…
…1000000100110010000
321200021020000220220211
41022302033000212100
52303423210043014
6100520021013504
75541621051334
oct1126217004620
9250236026824
1080299690384
1131067099991
1213690254294
1377592549c4
143c5a8ab7c4
15214e96acc4
hex12b23c0990

80299690384 has 15 divisors (see below), whose sum is σ = 155582846283. Its totient is φ = 40149278448.

The previous prime is 80299690297. The next prime is 80299690403. The reversal of 80299690384 is 48309699208.

The square root of 80299690384 is 283372.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1098067 + ... + 1168909.

Almost surely, 280299690384 is an apocalyptic number.

80299690384 is the 283372-nd square number.

It is an amenable number.

80299690384 is a deficient number, since it is larger than the sum of its proper divisors (75283155899).

80299690384 is an frugal number, since it uses more digits than its factorization.

80299690384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141694 (or 70845 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 58.

The spelling of 80299690384 in words is "eighty billion, two hundred ninety-nine million, six hundred ninety thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 70843 141686 283372 566744 1133488 5018730649 10037461298 20074922596 40149845192 80299690384