Base | Representation |
---|---|
bin | 1111110101010… |
… | …00001111011010 |
3 | 100020220102122102 |
4 | 13322220033122 |
5 | 232444402230 |
6 | 21102323402 |
7 | 3201602156 |
oct | 772501732 |
9 | 306812572 |
10 | 132809690 |
11 | 68a70982 |
12 | 38589562 |
13 | 21690620 |
14 | 138d2066 |
15 | b9d6045 |
hex | 7ea83da |
132809690 has 32 divisors (see below), whose sum is σ = 258007680. Its totient is φ = 48930624.
The previous prime is 132809653. The next prime is 132809707. The reversal of 132809690 is 96908231.
It is a super-2 number, since 2×1328096902 = 35276827515792200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83321 + ... + 84899.
It is an arithmetic number, because the mean of its divisors is an integer number (8062740).
Almost surely, 2132809690 is an apocalyptic number.
132809690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
132809690 is a deficient number, since it is larger than the sum of its proper divisors (125197990).
132809690 is a wasteful number, since it uses less digits than its factorization.
132809690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2246.
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 132809690 is about 11524.3086560540. The cubic root of 132809690 is about 510.2032894552.
The spelling of 132809690 in words is "one hundred thirty-two million, eight hundred nine thousand, six hundred ninety".
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