Base | Representation |
---|---|
bin | 10011110000011… |
… | …110011111010001 |
3 | 212002201200002001 |
4 | 103300132133101 |
5 | 1134324144042 |
6 | 52520354001 |
7 | 11133330055 |
oct | 2360363721 |
9 | 762650061 |
10 | 331474897 |
11 | 160121aa6 |
12 | 93015901 |
13 | 5389b1c0 |
14 | 32047c65 |
15 | 1e179bb7 |
hex | 13c1e7d1 |
331474897 has 16 divisors (see below), whose sum is σ = 368569600. Its totient is φ = 296125632.
The previous prime is 331474883. The next prime is 331474903. The reversal of 331474897 is 798474133.
It is a cyclic number.
It is not a de Polignac number, because 331474897 - 27 = 331474769 is a prime.
It is a Duffinian number.
It is a zygodrome in base 7.
It is not an unprimeable number, because it can be changed into a prime (331474807) 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, 93988 + ... + 97450.
It is an arithmetic number, because the mean of its divisors is an integer number (23035600).
Almost surely, 2331474897 is an apocalyptic number.
331474897 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
331474897 is the 10512-nd hex number.
It is an amenable number.
331474897 is a deficient number, since it is larger than the sum of its proper divisors (37094703).
331474897 is a wasteful number, since it uses less digits than its factorization.
331474897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3712.
The product of its digits is 508032, while the sum is 46.
The square root of 331474897 is about 18206.4520706260. The cubic root of 331474897 is about 692.0703044000.
The spelling of 331474897 in words is "three hundred thirty-one million, four hundred seventy-four thousand, eight hundred ninety-seven".
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