Base | Representation |
---|---|
bin | 110111101011000… |
… | …000101011010101 |
3 | 2102002112020002200 |
4 | 313223000223111 |
5 | 3403102144340 |
6 | 232403155113 |
7 | 32101024521 |
oct | 6753005325 |
9 | 2362466080 |
10 | 934021845 |
11 | 43a25a489 |
12 | 220975a99 |
13 | 11b679163 |
14 | 8c094d81 |
15 | 56eec330 |
hex | 37ac0ad5 |
934021845 has 12 divisors (see below), whose sum is σ = 1618971276. Its totient is φ = 498144960.
The previous prime is 934021843. The next prime is 934021849. The reversal of 934021845 is 548120439.
It can be written as a sum of positive squares in 2 ways, for example, as 555874929 + 378146916 = 23577^2 + 19446^2 .
It is not a de Polignac number, because 934021845 - 21 = 934021843 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (934021843) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10377976 + ... + 10378065.
It is an arithmetic number, because the mean of its divisors is an integer number (134914273).
Almost surely, 2934021845 is an apocalyptic number.
It is an amenable number.
934021845 is a deficient number, since it is larger than the sum of its proper divisors (684949431).
934021845 is a wasteful number, since it uses less digits than its factorization.
934021845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20756052 (or 20756049 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 934021845 is about 30561.7709729001. The cubic root of 934021845 is about 977.5050533596.
The spelling of 934021845 in words is "nine hundred thirty-four million, twenty-one thousand, eight hundred forty-five".
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