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80125914 = 23117117099
BaseRepresentation
bin1001100011010…
…01111111011010
312120202211002110
410301221333122
5131003012124
611541213150
71662026151
oct461517732
9176684073
1080125914
1141257870
1222a011b6
13137a57ab
14a8da598
15707b029
hex4c69fda

80125914 has 32 divisors (see below), whose sum is σ = 177292800. Its totient is φ = 23937200.

The previous prime is 80125909. The next prime is 80125919. The reversal of 80125914 is 41952108.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (80125909) and next prime (80125919).

It is a super-3 number, since 3×801259143 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (80125919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3864 + ... + 13235.

It is an arithmetic number, because the mean of its divisors is an integer number (5540400).

Almost surely, 280125914 is an apocalyptic number.

80125914 is an abundant number, since it is smaller than the sum of its proper divisors (97166886).

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

80125914 is a wasteful number, since it uses less digits than its factorization.

80125914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17186.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 80125914 is about 8951.3079491212. The cubic root of 80125914 is about 431.1128807501.

The spelling of 80125914 in words is "eighty million, one hundred twenty-five thousand, nine hundred fourteen".

Divisors: 1 2 3 6 11 22 33 66 71 142 213 426 781 1562 2343 4686 17099 34198 51297 102594 188089 376178 564267 1128534 1214029 2428058 3642087 7284174 13354319 26708638 40062957 80125914