Base | Representation |
---|---|
bin | 10110111111000… |
… | …011010100000000 |
3 | 222212121220100000 |
4 | 112333003110000 |
5 | 1242210034032 |
6 | 102133200000 |
7 | 12361531053 |
oct | 2677032400 |
9 | 885556300 |
10 | 385627392 |
11 | 188749627 |
12 | a9190000 |
13 | 61b7b6b7 |
14 | 39302a9a |
15 | 23cc4e7c |
hex | 16fc3500 |
385627392 has 108 divisors (see below), whose sum is σ = 1153224800. Its totient is φ = 128521728.
The previous prime is 385627367. The next prime is 385627399. The reversal of 385627392 is 293726583.
It is a tau number, because it is divible by the number of its divisors (108).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385627399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59109 + ... + 65307.
Almost surely, 2385627392 is an apocalyptic number.
385627392 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 385627392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576612400).
385627392 is an abundant number, since it is smaller than the sum of its proper divisors (767597408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385627392 is an frugal number, since it uses more digits than its factorization.
385627392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6230 (or 6204 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 385627392 is about 19637.3977909498. The cubic root of 385627392 is about 727.8735842967.
It can be divided in two parts, 38562 and 7392, that added together give a palindrome (45954).
The spelling of 385627392 in words is "three hundred eighty-five million, six hundred twenty-seven thousand, three hundred ninety-two".
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