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80130396 = 22312752579
BaseRepresentation
bin1001100011010…
…11000101011100
312120210001020110
410301223011130
5131003133041
611541250020
71662045213
oct461530534
9176701213
1080130396
1141260175
1222a03910
13137a7848
14a8dc07a
15707c516
hex4c6b15c

80130396 has 24 divisors (see below), whose sum is σ = 188446720. Its totient is φ = 26499312.

The previous prime is 80130317. The next prime is 80130403. The reversal of 80130396 is 69303108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24766 + ... + 27813.

Almost surely, 280130396 is an apocalyptic number.

It is an amenable number.

80130396 is an abundant number, since it is smaller than the sum of its proper divisors (108316324).

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

80130396 is a wasteful number, since it uses less digits than its factorization.

80130396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52713 (or 52711 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 80130396 is about 8951.5583000950. The cubic root of 80130396 is about 431.1209189815.

The spelling of 80130396 in words is "eighty million, one hundred thirty thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 52579 105158 157737 210316 315474 630948 6677533 13355066 20032599 26710132 40065198 80130396