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80104032 = 25332329139
BaseRepresentation
bin1001100011001…
…00101001100000
312120201201002000
410301210221200
5131001312112
611540524000
71661605311
oct461445140
9176651060
1080104032
1141242388
12229b0600
1313798848
14a8d2608
1570747dc
hex4c64a60

80104032 has 192 divisors, whose sum is σ = 254016000. Its totient is φ = 24482304.

The previous prime is 80103997. The next prime is 80104049. The reversal of 80104032 is 23040108.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 80103996 and 80104014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 576219 + ... + 576357.

It is an arithmetic number, because the mean of its divisors is an integer number (1323000).

Almost surely, 280104032 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 80104032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127008000).

80104032 is an abundant number, since it is smaller than the sum of its proper divisors (173911968).

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

80104032 is a wasteful number, since it uses less digits than its factorization.

80104032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 80104032 is about 8950.0855861830. The cubic root of 80104032 is about 431.0736322288.

The spelling of 80104032 in words is "eighty million, one hundred four thousand, thirty-two".