Base | Representation |
---|---|
bin | 1001100111000… |
… | …10011001101101 |
3 | 12121200212122020 |
4 | 10303202121231 |
5 | 131114302432 |
6 | 11555540353 |
7 | 1666152105 |
oct | 463423155 |
9 | 177625566 |
10 | 80619117 |
11 | 41564377 |
12 | 22bba6b9 |
13 | 13919127 |
14 | a9c8205 |
15 | 712722c |
hex | 4ce266d |
80619117 has 16 divisors (see below), whose sum is σ = 118765440. Its totient is φ = 48384512.
The previous prime is 80619113. The next prime is 80619139. The reversal of 80619117 is 71191608.
It is a cyclic number.
It is not a de Polignac number, because 80619117 - 22 = 80619113 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80619113) 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, 33192 + ... + 35537.
It is an arithmetic number, because the mean of its divisors is an integer number (7422840).
Almost surely, 280619117 is an apocalyptic number.
It is an amenable number.
80619117 is a deficient number, since it is larger than the sum of its proper divisors (38146323).
80619117 is a wasteful number, since it uses less digits than its factorization.
80619117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68772.
The product of its (nonzero) digits is 3024, while the sum is 33.
The square root of 80619117 is about 8978.8148995288. The cubic root of 80619117 is about 431.9956221693.
The spelling of 80619117 in words is "eighty million, six hundred nineteen thousand, one hundred seventeen".
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