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80338233 = 343622777
BaseRepresentation
bin1001100100111…
…01110100111001
312121011121100010
410302131310321
5131031310413
611545532133
71663602153
oct462356471
9177147303
1080338233
1141392338
1222aa4049
131384b321
14a953ad3
1570bddc3
hex4c9dd39

80338233 has 8 divisors (see below), whose sum is σ = 109608928. Its totient is φ = 52313184.

The previous prime is 80338201. The next prime is 80338283. The reversal of 80338233 is 33283308.

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

It is not a de Polignac number, because 80338233 - 25 = 80338201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80338233.

It is not an unprimeable number, because it can be changed into a prime (80338283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311260 + ... + 311517.

It is an arithmetic number, because the mean of its divisors is an integer number (13701116).

Almost surely, 280338233 is an apocalyptic number.

It is an amenable number.

80338233 is a deficient number, since it is larger than the sum of its proper divisors (29270695).

80338233 is a wasteful number, since it uses less digits than its factorization.

80338233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622823.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 80338233 is about 8963.1597665109. The cubic root of 80338233 is about 431.4933349669.

The spelling of 80338233 in words is "eighty million, three hundred thirty-eight thousand, two hundred thirty-three".

Divisors: 1 3 43 129 622777 1868331 26779411 80338233