Base | Representation |
---|---|
bin | 1100110111001… |
… | …00100100000011 |
3 | 21112000102120000 |
4 | 12123210210003 |
5 | 210110002242 |
6 | 14412251043 |
7 | 2450025603 |
oct | 633444403 |
9 | 245012500 |
10 | 107890947 |
11 | 559a107a |
12 | 30170a83 |
13 | 194773c8 |
14 | 10486c03 |
15 | 9712a4c |
hex | 66e4903 |
107890947 has 10 divisors (see below), whose sum is σ = 161170548. Its totient is φ = 71927244.
The previous prime is 107890921. The next prime is 107890957. The reversal of 107890947 is 749098701.
It is not a de Polignac number, because 107890947 - 211 = 107888899 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (107890957) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 665913 + ... + 666074.
Almost surely, 2107890947 is an apocalyptic number.
107890947 is a deficient number, since it is larger than the sum of its proper divisors (53279601).
107890947 is an equidigital number, since it uses as much as digits as its factorization.
107890947 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1331999 (or 1331990 counting only the distinct ones).
The product of its (nonzero) digits is 127008, while the sum is 45.
The square root of 107890947 is about 10387.0567053425. The cubic root of 107890947 is about 476.0599737887.
The spelling of 107890947 in words is "one hundred seven million, eight hundred ninety thousand, nine hundred forty-seven".
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