Base | Representation |
---|---|
bin | 101001100100110… |
… | …1011010001010100 |
3 | 10121020000122121101 |
4 | 1103021223101110 |
5 | 10324112423320 |
6 | 350232355444 |
7 | 46366455634 |
oct | 12311532124 |
9 | 3536018541 |
10 | 1395045460 |
11 | 656515336 |
12 | 32b245b84 |
13 | 1930355b3 |
14 | d33c26c4 |
15 | 82716c0a |
hex | 5326b454 |
1395045460 has 12 divisors (see below), whose sum is σ = 2929595508. Its totient is φ = 558018176.
The previous prime is 1395045439. The next prime is 1395045467. The reversal of 1395045460 is 645405931.
It can be written as a sum of positive squares in 2 ways, for example, as 320123664 + 1074921796 = 17892^2 + 32786^2 .
It is a super-2 number, since 2×13950454602 = 3892303670933223200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1395045467) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34876117 + ... + 34876156.
It is an arithmetic number, because the mean of its divisors is an integer number (244132959).
Almost surely, 21395045460 is an apocalyptic number.
1395045460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1395045460 is an abundant number, since it is smaller than the sum of its proper divisors (1534550048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1395045460 is a wasteful number, since it uses less digits than its factorization.
1395045460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69752282 (or 69752280 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 37.
The square root of 1395045460 is about 37350.3073615198. The cubic root of 1395045460 is about 1117.3677181945.
The spelling of 1395045460 in words is "one billion, three hundred ninety-five million, forty-five thousand, four hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •