Base | Representation |
---|---|
bin | 1001000011110… |
… | …1110110011010 |
3 | 2122111201001020 |
4 | 2100331312122 |
5 | 34212031244 |
6 | 3434303310 |
7 | 641004135 |
oct | 220756632 |
9 | 78451036 |
10 | 38002074 |
11 | 1a4a6580 |
12 | 10887b36 |
13 | 7b47346 |
14 | 509321c |
15 | 3509d19 |
hex | 243dd9a |
38002074 has 32 divisors (see below), whose sum is σ = 83160000. Its totient is φ = 11481600.
The previous prime is 38002073. The next prime is 38002079. The reversal of 38002074 is 47020083.
It is not an unprimeable number, because it can be changed into a prime (38002073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29802 + ... + 31050.
It is an arithmetic number, because the mean of its divisors is an integer number (2598750).
Almost surely, 238002074 is an apocalyptic number.
38002074 is an abundant number, since it is smaller than the sum of its proper divisors (45157926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38002074 is a wasteful number, since it uses less digits than its factorization.
38002074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1726.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 38002074 is about 6164.5822242874. The cubic root of 38002074 is about 336.2036570046.
Subtracting 38002074 from its reverse (47020083), we obtain a square (9018009 = 30032).
The spelling of 38002074 in words is "thirty-eight million, two thousand, seventy-four".
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