Base | Representation |
---|---|
bin | 1111101111010… |
… | …00011001100001 |
3 | 100012102111202021 |
4 | 13313220121201 |
5 | 232244231110 |
6 | 21033421441 |
7 | 3162120226 |
oct | 767503141 |
9 | 305374667 |
10 | 132023905 |
11 | 68584572 |
12 | 3826a881 |
13 | 21476a70 |
14 | 1376994d |
15 | b8cd2da |
hex | 7de8661 |
132023905 has 8 divisors (see below), whose sum is σ = 170615592. Its totient is φ = 97494528.
The previous prime is 132023891. The next prime is 132023909. The reversal of 132023905 is 509320231.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 3972049 + 128051856 = 1993^2 + 11316^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 132023905 - 25 = 132023873 is a prime.
It is a super-2 number, since 2×1320239052 = 34860622982898050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 132023905.
It is not an unprimeable number, because it can be changed into a prime (132023909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015504 + ... + 1015633.
It is an arithmetic number, because the mean of its divisors is an integer number (21326949).
Almost surely, 2132023905 is an apocalyptic number.
It is an amenable number.
132023905 is a deficient number, since it is larger than the sum of its proper divisors (38591687).
132023905 is a wasteful number, since it uses less digits than its factorization.
132023905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2031155.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 132023905 is about 11490.1655775711. The cubic root of 132023905 is about 509.1950714074.
The spelling of 132023905 in words is "one hundred thirty-two million, twenty-three thousand, nine hundred five".
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