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80299296 = 25337111771
BaseRepresentation
bin1001100100101…
…00010100100000
312121002121221000
410302110110200
5131024034141
611545032000
71663350510
oct462242440
9177077830
1080299296
1141366060
1222a85600
131383669c
14a943840
1570b25b6
hex4c94520

80299296 has 384 divisors, whose sum is σ = 313528320. Its totient is φ = 19353600.

The previous prime is 80299283. The next prime is 80299309. The reversal of 80299296 is 69299208.

It is an interprime number because it is at equal distance from previous prime (80299283) and next prime (80299309).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1130941 + ... + 1131011.

It is an arithmetic number, because the mean of its divisors is an integer number (816480).

Almost surely, 280299296 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 80299296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156764160).

80299296 is an abundant number, since it is smaller than the sum of its proper divisors (233229024).

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

80299296 is a wasteful number, since it uses less digits than its factorization.

80299296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 80299296 is about 8960.9874455888. The cubic root of 80299296 is about 431.4236140285.

The spelling of 80299296 in words is "eighty million, two hundred ninety-nine thousand, two hundred ninety-six".