Base | Representation |
---|---|
bin | 1001000101101… |
… | …0110011001110 |
3 | 2122201201201002 |
4 | 2101122303032 |
5 | 34224330104 |
6 | 3441020302 |
7 | 642006635 |
oct | 221326316 |
9 | 78651632 |
10 | 38120654 |
11 | 1a577680 |
12 | 10924692 |
13 | 7b89300 |
14 | 50c451c |
15 | 353001e |
hex | 245acce |
38120654 has 24 divisors (see below), whose sum is σ = 67553352. Its totient is φ = 15993120.
The previous prime is 38120653. The next prime is 38120671. The reversal of 38120654 is 45602183.
38120654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×381206542 = 2906368522775432, which contains 22 as substring.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38120651) 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, 1409 + ... + 8844.
It is an arithmetic number, because the mean of its divisors is an integer number (2814723).
Almost surely, 238120654 is an apocalyptic number.
38120654 is a deficient number, since it is larger than the sum of its proper divisors (29432698).
38120654 is a wasteful number, since it uses less digits than its factorization.
38120654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10292 (or 10279 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 38120654 is about 6174.1925787912. The cubic root of 38120654 is about 336.5529856135.
The spelling of 38120654 in words is "thirty-eight million, one hundred twenty thousand, six hundred fifty-four".
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