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80104608 = 25321914639
BaseRepresentation
bin1001100011001…
…00110010100000
312120201201212100
410301210302200
5131001321413
611540530400
71661610063
oct461446240
9176651770
1080104608
1141242861
12229b0a00
1313798b9c
14a8d28da
157074a73
hex4c64ca0

80104608 has 72 divisors (see below), whose sum is σ = 239803200. Its totient is φ = 25294464.

The previous prime is 80104601. The next prime is 80104621. The reversal of 80104608 is 80640108.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-3 number, since 3×801046083 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (80104601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1848 + ... + 12791.

It is an arithmetic number, because the mean of its divisors is an integer number (3330600).

Almost surely, 280104608 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 80104608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119901600).

80104608 is an abundant number, since it is smaller than the sum of its proper divisors (159698592).

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

80104608 is a wasteful number, since it uses less digits than its factorization.

80104608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14674 (or 14663 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 80104608 is about 8950.1177645884. The cubic root of 80104608 is about 431.0746654594.

The spelling of 80104608 in words is "eighty million, one hundred four thousand, six hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 48 57 72 76 96 114 144 152 171 228 288 304 342 456 608 684 912 1368 1824 2736 5472 14639 29278 43917 58556 87834 117112 131751 175668 234224 263502 278141 351336 468448 527004 556282 702672 834423 1054008 1112564 1405344 1668846 2108016 2225128 2503269 3337692 4216032 4450256 5006538 6675384 8900512 10013076 13350768 20026152 26701536 40052304 80104608