Base | Representation |
---|---|
bin | 110100011101011… |
… | …011110110100101 |
3 | 2021100010022102201 |
4 | 310131123312211 |
5 | 3300303201433 |
6 | 223200134501 |
7 | 30544665013 |
oct | 6435336645 |
9 | 2240108381 |
10 | 880131493 |
11 | 4118a18aa |
12 | 206907431 |
13 | 11045b087 |
14 | 84c678b3 |
15 | 52404a7d |
hex | 3475bda5 |
880131493 has 4 divisors (see below), whose sum is σ = 880346380. Its totient is φ = 879916608.
The previous prime is 880131479. The next prime is 880131517. The reversal of 880131493 is 394131088.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 389154529 + 490976964 = 19727^2 + 22158^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-880131493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (880131793) 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, 101178 + ... + 109531.
It is an arithmetic number, because the mean of its divisors is an integer number (220086595).
Almost surely, 2880131493 is an apocalyptic number.
It is an amenable number.
880131493 is a deficient number, since it is larger than the sum of its proper divisors (214887).
880131493 is a wasteful number, since it uses less digits than its factorization.
880131493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214886.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 880131493 is about 29667.0101796592. The cubic root of 880131493 is about 958.3316991999.
The spelling of 880131493 in words is "eight hundred eighty million, one hundred thirty-one thousand, four hundred ninety-three".
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