Base | Representation |
---|---|
bin | 101010000010001110… |
… | …110000010011011011 |
3 | 11022111111200011121122 |
4 | 222002032300103123 |
5 | 1214413423011112 |
6 | 32422354355455 |
7 | 3155322406415 |
oct | 520216602333 |
9 | 138444604548 |
10 | 45134578907 |
11 | 18161325190 |
12 | 88b758bb8b |
13 | 4343a70b32 |
14 | 22824a19b5 |
15 | 1292673872 |
hex | a823b04db |
45134578907 has 8 divisors (see below), whose sum is σ = 51829181760. Its totient is φ = 38871885960.
The previous prime is 45134578903. The next prime is 45134578963. The reversal of 45134578907 is 70987543154.
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 45134578907 - 22 = 45134578903 is a prime.
It is a super-2 number, since 2×451345789072 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45134578901) 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, 107977253 + ... + 107977670.
It is an arithmetic number, because the mean of its divisors is an integer number (6478647720).
Almost surely, 245134578907 is an apocalyptic number.
45134578907 is a deficient number, since it is larger than the sum of its proper divisors (6694602853).
45134578907 is a wasteful number, since it uses less digits than its factorization.
45134578907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215954953.
The product of its (nonzero) digits is 4233600, while the sum is 53.
The spelling of 45134578907 in words is "forty-five billion, one hundred thirty-four million, five hundred seventy-eight thousand, nine hundred seven".
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