Base | Representation |
---|---|
bin | 1000001001001… |
… | …0101000001111 |
3 | 2101021020212212 |
4 | 2002102220033 |
5 | 32220430043 |
6 | 3220021035 |
7 | 563212220 |
oct | 202225017 |
9 | 71236785 |
10 | 34155023 |
11 | 183091a1 |
12 | b53177b |
13 | 70cb296 |
14 | 4771247 |
15 | 2eea018 |
hex | 2092a0f |
34155023 has 16 divisors (see below), whose sum is σ = 43130880. Its totient is φ = 26353536.
The previous prime is 34155019. The next prime is 34155031. The reversal of 34155023 is 32055143.
It is not a de Polignac number, because 34155023 - 22 = 34155019 is a prime.
It is a super-2 number, since 2×341550232 = 2333131192261058, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 34155023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34155223) 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, 3503 + ... + 8976.
It is an arithmetic number, because the mean of its divisors is an integer number (2695680).
Almost surely, 234155023 is an apocalyptic number.
34155023 is a deficient number, since it is larger than the sum of its proper divisors (8975857).
34155023 is a wasteful number, since it uses less digits than its factorization.
34155023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12526.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 34155023 is about 5844.2298893866. The cubic root of 34155023 is about 324.4528007020.
The spelling of 34155023 in words is "thirty-four million, one hundred fifty-five thousand, twenty-three".
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