Base | Representation |
---|---|
bin | 1010110000011… |
… | …1110110011100 |
3 | 10010220101021100 |
4 | 2230013312130 |
5 | 43022332144 |
6 | 4251033100 |
7 | 1055343612 |
oct | 254076634 |
9 | 103811240 |
10 | 45120924 |
11 | 23519022 |
12 | 1313b790 |
13 | 946a694 |
14 | 5dc76b2 |
15 | 3e64269 |
hex | 2b07d9c |
45120924 has 36 divisors (see below), whose sum is σ = 120766464. Its totient is φ = 14155392.
The previous prime is 45120883. The next prime is 45120931. The reversal of 45120924 is 42902154.
45120924 is a `hidden beast` number, since 451 + 209 + 2 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×451209242 = 4071795565227552, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36252 + ... + 37475.
It is an arithmetic number, because the mean of its divisors is an integer number (3354624).
Almost surely, 245120924 is an apocalyptic number.
It is an amenable number.
45120924 is an abundant number, since it is smaller than the sum of its proper divisors (75645540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45120924 is a wasteful number, since it uses less digits than its factorization.
45120924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73754 (or 73749 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 45120924 is about 6717.2110283956. The cubic root of 45120924 is about 356.0076482807.
The spelling of 45120924 in words is "forty-five million, one hundred twenty thousand, nine hundred twenty-four".
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