Base | Representation |
---|---|
bin | 1011100100011… |
… | …10000000111001 |
3 | 20202121200111200 |
4 | 11302032000321 |
5 | 144321110211 |
6 | 13344044413 |
7 | 2255626410 |
oct | 562160071 |
9 | 222550450 |
10 | 97050681 |
11 | 4a867682 |
12 | 28603709 |
13 | 17150250 |
14 | cc64477 |
15 | 87c0b56 |
hex | 5c8e039 |
97050681 has 48 divisors (see below), whose sum is σ = 175069440. Its totient is φ = 50440320.
The previous prime is 97050659. The next prime is 97050713. The reversal of 97050681 is 18605079.
97050681 is a `hidden beast` number, since 9 + 70 + 506 + 81 = 666.
It is not a de Polignac number, because 97050681 - 213 = 97042489 is a prime.
It is a super-2 number, since 2×970506812 = 18837669365127522, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (97050601) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57315 + ... + 58983.
It is an arithmetic number, because the mean of its divisors is an integer number (3647280).
Almost surely, 297050681 is an apocalyptic number.
97050681 is a gapful number since it is divisible by the number (91) formed by its first and last digit.
It is an amenable number.
97050681 is a deficient number, since it is larger than the sum of its proper divisors (78018759).
97050681 is a wasteful number, since it uses less digits than its factorization.
97050681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1766 (or 1763 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The square root of 97050681 is about 9851.4304037536. The cubic root of 97050681 is about 459.5500972935.
The spelling of 97050681 in words is "ninety-seven million, fifty thousand, six hundred eighty-one".
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