Base | Representation |
---|---|
bin | 1000010101101… |
… | …1110110011111 |
3 | 2102211010111002 |
4 | 2011123312133 |
5 | 32423313411 |
6 | 3245420515 |
7 | 603214160 |
oct | 205336637 |
9 | 72733432 |
10 | 34979231 |
11 | 18821461 |
12 | b86a73b |
13 | 7329491 |
14 | 4907767 |
15 | 310e33b |
hex | 215bd9f |
34979231 has 4 divisors (see below), whose sum is σ = 39976272. Its totient is φ = 29982192.
The previous prime is 34979221. The next prime is 34979239. The reversal of 34979231 is 13297943.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-34979231 is a prime.
It is a super-2 number, since 2×349792312 = 2447093202702722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34979239) 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, 2498510 + ... + 2498523.
It is an arithmetic number, because the mean of its divisors is an integer number (9994068).
Almost surely, 234979231 is an apocalyptic number.
34979231 is a deficient number, since it is larger than the sum of its proper divisors (4997041).
34979231 is an equidigital number, since it uses as much as digits as its factorization.
34979231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4997040.
The product of its digits is 40824, while the sum is 38.
The square root of 34979231 is about 5914.3242217518. The cubic root of 34979231 is about 327.0419165250.
The spelling of 34979231 in words is "thirty-four million, nine hundred seventy-nine thousand, two hundred thirty-one".
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