Base | Representation |
---|---|
bin | 10110111111100… |
… | …110101001011010 |
3 | 222212220020212101 |
4 | 112333212221122 |
5 | 1242224201442 |
6 | 102140234014 |
7 | 12363003031 |
oct | 2677465132 |
9 | 885806771 |
10 | 385772122 |
11 | 18883833a |
12 | a923b90a |
13 | 61bcc538 |
14 | 3933d718 |
15 | 23d02cb7 |
hex | 16fe6a5a |
385772122 has 16 divisors (see below), whose sum is σ = 598516992. Its totient is φ = 186291360.
The previous prime is 385772119. The next prime is 385772161. The reversal of 385772122 is 221277583.
It is a super-2 number, since 2×3857721222 = 297640260224765768, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26478 + ... + 38374.
It is an arithmetic number, because the mean of its divisors is an integer number (37407312).
Almost surely, 2385772122 is an apocalyptic number.
385772122 is a deficient number, since it is larger than the sum of its proper divisors (212744870).
385772122 is a wasteful number, since it uses less digits than its factorization.
385772122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12453.
The product of its digits is 47040, while the sum is 37.
The square root of 385772122 is about 19641.0825058091. The cubic root of 385772122 is about 727.9646324343.
The spelling of 385772122 in words is "three hundred eighty-five million, seven hundred seventy-two thousand, one hundred twenty-two".
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