Base | Representation |
---|---|
bin | 1010111000000… |
… | …1111011101001 |
3 | 10011211210012112 |
4 | 2232001323221 |
5 | 43134332334 |
6 | 4305452105 |
7 | 1062525512 |
oct | 256017351 |
9 | 104753175 |
10 | 45620969 |
11 | 2382a789 |
12 | 13341035 |
13 | 95b4174 |
14 | 60b7a09 |
15 | 40124ce |
hex | 2b81ee9 |
45620969 has 12 divisors (see below), whose sum is σ = 47239500. Its totient is φ = 44051904.
The previous prime is 45620959. The next prime is 45620977. The reversal of 45620969 is 96902654.
It can be written as a sum of positive squares in 6 ways, for example, as 570025 + 45050944 = 755^2 + 6712^2 .
It is not a de Polignac number, because 45620969 - 212 = 45616873 is a prime.
It is a super-2 number, since 2×456209692 = 4162545624997922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45620909) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306107 + ... + 306255.
It is an arithmetic number, because the mean of its divisors is an integer number (3936625).
Almost surely, 245620969 is an apocalyptic number.
It is an amenable number.
45620969 is a deficient number, since it is larger than the sum of its proper divisors (1618531).
45620969 is a wasteful number, since it uses less digits than its factorization.
45620969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364 (or 311 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 41.
The square root of 45620969 is about 6754.3296484551. The cubic root of 45620969 is about 357.3179512257.
The spelling of 45620969 in words is "forty-five million, six hundred twenty thousand, nine hundred sixty-nine".
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