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80950088 = 2331812
BaseRepresentation
bin1001101001100…
…11001101001000
312122022200122102
410310303031020
5131210400323
612011012532
72002031042
oct464631510
9178280572
1080950088
114176aaaa
122313a148
1313a0397b
14aa72a92
157190328
hex4d33348

80950088 has 12 divisors (see below), whose sum is σ = 151829145. Its totient is φ = 40462320.

The previous prime is 80950081. The next prime is 80950091. The reversal of 80950088 is 88005908.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 61748164 + 19201924 = 7858^2 + 4382^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=6362.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80950081) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 23858 + ... + 27038.

Almost surely, 280950088 is an apocalyptic number.

It is an amenable number.

80950088 is a deficient number, since it is larger than the sum of its proper divisors (70879057).

80950088 is an frugal number, since it uses more digits than its factorization.

80950088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6368 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 80950088 is about 8997.2266838176. The cubic root of 80950088 is about 432.5859817695.

The spelling of 80950088 in words is "eighty million, nine hundred fifty thousand, eighty-eight".

Divisors: 1 2 4 8 3181 6362 12724 25448 10118761 20237522 40475044 80950088