Base | Representation |
---|---|
bin | 1011101000110010… |
… | …1000110001001110 |
3 | 22001201010021202011 |
4 | 2322030220301032 |
5 | 22344202444034 |
6 | 1233551251434 |
7 | 140261332660 |
oct | 27214506116 |
9 | 8051107664 |
10 | 3123874894 |
11 | 1363389498 |
12 | 732219b7a |
13 | 3aa2670aa |
14 | 218c50530 |
15 | 1343b2864 |
hex | ba328c4e |
3123874894 has 8 divisors (see below), whose sum is σ = 5355214128. Its totient is φ = 1338803520.
The previous prime is 3123874891. The next prime is 3123874907. The reversal of 3123874894 is 4984783213.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×31238748942 = 19517188706727022472, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3123874891) 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, 111566947 + ... + 111566974.
It is an arithmetic number, because the mean of its divisors is an integer number (669401766).
Almost surely, 23123874894 is an apocalyptic number.
3123874894 is a deficient number, since it is larger than the sum of its proper divisors (2231339234).
3123874894 is a wasteful number, since it uses less digits than its factorization.
3123874894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223133930.
The product of its digits is 1161216, while the sum is 49.
The square root of 3123874894 is about 55891.6352775619. The cubic root of 3123874894 is about 1461.8333904506.
The spelling of 3123874894 in words is "three billion, one hundred twenty-three million, eight hundred seventy-four thousand, eight hundred ninety-four".
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