Base | Representation |
---|---|
bin | 101001100110000… |
… | …1100111001100010 |
3 | 10121021021021202000 |
4 | 1103030030321202 |
5 | 10324300114430 |
6 | 350254504430 |
7 | 46405214022 |
oct | 12314147142 |
9 | 3537237660 |
10 | 1395707490 |
11 | 656927771 |
12 | 32b505116 |
13 | 193207a28 |
14 | d3515a82 |
15 | 827e7e60 |
hex | 5330ce62 |
1395707490 has 64 divisors (see below), whose sum is σ = 3725205120. Its totient is φ = 371856960.
The previous prime is 1395707483. The next prime is 1395707503. The reversal of 1395707490 is 947075931.
1395707490 is a `hidden beast` number, since 1 + 3 + 9 + 570 + 74 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520032 + ... + 522708.
It is an arithmetic number, because the mean of its divisors is an integer number (58206330).
Almost surely, 21395707490 is an apocalyptic number.
1395707490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1395707490 is an abundant number, since it is smaller than the sum of its proper divisors (2329497630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1395707490 is a wasteful number, since it uses less digits than its factorization.
1395707490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4624 (or 4618 counting only the distinct ones).
The product of its (nonzero) digits is 238140, while the sum is 45.
The square root of 1395707490 is about 37359.1687541358. The cubic root of 1395707490 is about 1117.5444421765.
The spelling of 1395707490 in words is "one billion, three hundred ninety-five million, seven hundred seven thousand, four hundred ninety".
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