Base | Representation |
---|---|
bin | 110010010111101… |
… | …0001110110011000 |
3 | 11100210020202120122 |
4 | 1210233101312120 |
5 | 11430132143410 |
6 | 435413012412 |
7 | 56611513244 |
oct | 14457216630 |
9 | 4323222518 |
10 | 1690115480 |
11 | 798031859 |
12 | 3b2024108 |
13 | 20c1c8441 |
14 | 120671424 |
15 | 9d59ee55 |
hex | 64bd1d98 |
1690115480 has 16 divisors (see below), whose sum is σ = 3802759920. Its totient is φ = 676046176.
The previous prime is 1690115467. The next prime is 1690115501. The reversal of 1690115480 is 845110961.
It is a self number, because there is not a number n which added to its sum of digits gives 1690115480.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21126404 + ... + 21126483.
It is an arithmetic number, because the mean of its divisors is an integer number (237672495).
Almost surely, 21690115480 is an apocalyptic number.
1690115480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1690115480 is an abundant number, since it is smaller than the sum of its proper divisors (2112644440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1690115480 is a wasteful number, since it uses less digits than its factorization.
1690115480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42252898 (or 42252894 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 35.
The square root of 1690115480 is about 41111.0140959816. The cubic root of 1690115480 is about 1191.1655552817.
The spelling of 1690115480 in words is "one billion, six hundred ninety million, one hundred fifteen thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •