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80089638 = 2313348273
BaseRepresentation
bin1001100011000…
…01001000100110
312120200222022220
410301201020212
5131000332023
611540333210
71661515326
oct461411046
9176628286
1080089638
1141232592
12229a4206
1313792125
14a8cb286
1570703e3
hex4c61226

80089638 has 8 divisors (see below), whose sum is σ = 160179288. Its totient is φ = 26696544.

The previous prime is 80089637. The next prime is 80089643. The reversal of 80089638 is 83698008.

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

80089638 is an admirable number.

It is a super-2 number, since 2×800896382 = 12828700229942088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 80089638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80089631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6674131 + ... + 6674142.

It is an arithmetic number, because the mean of its divisors is an integer number (20022411).

Almost surely, 280089638 is an apocalyptic number.

80089638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80089638 is a wasteful number, since it uses less digits than its factorization.

80089638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13348278.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 80089638 is about 8949.2814236675. The cubic root of 80089638 is about 431.0478106174.

The spelling of 80089638 in words is "eighty million, eighty-nine thousand, six hundred thirty-eight".

Divisors: 1 2 3 6 13348273 26696546 40044819 80089638