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80492160 = 2735753113
BaseRepresentation
bin1001100110000…
…11011010000000
312121110102111010
410303003122000
5131101222120
611553120520
71665113010
oct463033200
9177412433
1080492160
1141487a51
1222b59140
13138a33c8
14a993c40
1570ee7e0
hex4cc3680

80492160 has 256 divisors, whose sum is σ = 301397760. Its totient is φ = 17891328.

The previous prime is 80492129. The next prime is 80492177. The reversal of 80492160 is 6129408.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 712264 + ... + 712376.

It is an arithmetic number, because the mean of its divisors is an integer number (1177335).

Almost surely, 280492160 is an apocalyptic number.

80492160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80492160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150698880).

80492160 is an abundant number, since it is smaller than the sum of its proper divisors (220905600).

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

80492160 is a wasteful number, since it uses less digits than its factorization.

80492160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 80492160 is about 8971.7423057063. The cubic root of 80492160 is about 431.7687376746.

The spelling of 80492160 in words is "eighty million, four hundred ninety-two thousand, one hundred sixty".