Base | Representation |
---|---|
bin | 1010110100110… |
… | …0111110110111 |
3 | 10011102202200212 |
4 | 2231030332313 |
5 | 43110412322 |
6 | 4301100035 |
7 | 1060633301 |
oct | 255147667 |
9 | 104382625 |
10 | 45404087 |
11 | 236a1843 |
12 | 1325761b |
13 | 9539531 |
14 | 605c971 |
15 | 3ebd0e2 |
hex | 2b4cfb7 |
45404087 has 8 divisors (see below), whose sum is σ = 46552704. Its totient is φ = 44259768.
The previous prime is 45404081. The next prime is 45404101. The reversal of 45404087 is 78040454.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45404087 is a prime.
It is a super-2 number, since 2×454040872 = 4123062232607138, 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 (45404081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34748 + ... + 36030.
It is an arithmetic number, because the mean of its divisors is an integer number (5819088).
Almost surely, 245404087 is an apocalyptic number.
45404087 is a deficient number, since it is larger than the sum of its proper divisors (1148617).
45404087 is a wasteful number, since it uses less digits than its factorization.
45404087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2149.
The product of its (nonzero) digits is 17920, while the sum is 32.
The square root of 45404087 is about 6738.2554864000. The cubic root of 45404087 is about 356.7508219429.
The spelling of 45404087 in words is "forty-five million, four hundred four thousand, eighty-seven".
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