Base | Representation |
---|---|
bin | 10101100010100… |
… | …101010110001000 |
3 | 221012000101022112 |
4 | 111202211112020 |
5 | 1220003344100 |
6 | 55505441452 |
7 | 11645512403 |
oct | 2542452610 |
9 | 835011275 |
10 | 361387400 |
11 | 175aa2780 |
12 | a1040288 |
13 | 59b423ca |
14 | 35dd2d3a |
15 | 21ad7b35 |
hex | 158a5588 |
361387400 has 48 divisors (see below), whose sum is σ = 916615440. Its totient is φ = 131412800.
The previous prime is 361387387. The next prime is 361387409. The reversal of 361387400 is 4783163.
361387400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (361387409) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79934 + ... + 84333.
It is an arithmetic number, because the mean of its divisors is an integer number (19096155).
Almost surely, 2361387400 is an apocalyptic number.
It is an amenable number.
361387400 is an abundant number, since it is smaller than the sum of its proper divisors (555228040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
361387400 is a wasteful number, since it uses less digits than its factorization.
361387400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164294 (or 164285 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 361387400 is about 19010.1920032387. The cubic root of 361387400 is about 712.2913475416.
The spelling of 361387400 in words is "three hundred sixty-one million, three hundred eighty-seven thousand, four hundred".
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