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80238898 = 2179224131
BaseRepresentation
bin1001100100001…
…01100100110010
312120222120002001
410302011210302
5131020121043
611543444214
71663006435
oct462054462
9176876061
1080238898
1141324743
1222a5666a
131381504c
14a92981c
15709e74d
hex4c85932

80238898 has 8 divisors (see below), whose sum is σ = 121031280. Its totient is φ = 39895140.

The previous prime is 80238877. The next prime is 80238901. The reversal of 80238898 is 89883208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111708 + ... + 112423.

It is an arithmetic number, because the mean of its divisors is an integer number (15128910).

Almost surely, 280238898 is an apocalyptic number.

80238898 is a deficient number, since it is larger than the sum of its proper divisors (40792382).

80238898 is a wasteful number, since it uses less digits than its factorization.

80238898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224312.

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 80238898 is about 8957.6167589376. The cubic root of 80238898 is about 431.3154202230.

The spelling of 80238898 in words is "eighty million, two hundred thirty-eight thousand, eight hundred ninety-eight".

Divisors: 1 2 179 358 224131 448262 40119449 80238898