Base | Representation |
---|---|
bin | 110101000101101… |
… | …001010101100001 |
3 | 2022001221211221200 |
4 | 311011221111201 |
5 | 3311003004411 |
6 | 224214111413 |
7 | 31033406526 |
oct | 6505512541 |
9 | 2261854850 |
10 | 890672481 |
11 | 417841466 |
12 | 20a34b569 |
13 | 1126abc4a |
14 | 8640d14d |
15 | 532d7e56 |
hex | 35169561 |
890672481 has 24 divisors (see below), whose sum is σ = 1360369920. Its totient is φ = 559983456.
The previous prime is 890672477. The next prime is 890672491. The reversal of 890672481 is 184276098.
It is not a de Polignac number, because 890672481 - 22 = 890672477 is a prime.
It is a super-2 number, since 2×8906724812 = 1586594936821390722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (890672491) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26455 + ... + 49811.
It is an arithmetic number, because the mean of its divisors is an integer number (56682080).
Almost surely, 2890672481 is an apocalyptic number.
It is an amenable number.
890672481 is a deficient number, since it is larger than the sum of its proper divisors (469697439).
890672481 is a wasteful number, since it uses less digits than its factorization.
890672481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23605 (or 23602 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 890672481 is about 29844.1364592779. The cubic root of 890672481 is about 962.1423801231.
The spelling of 890672481 in words is "eight hundred ninety million, six hundred seventy-two thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •