Base | Representation |
---|---|
bin | 1010110001100… |
… | …1001101110000 |
3 | 10011000222211120 |
4 | 2230121031300 |
5 | 43032121143 |
6 | 4252342240 |
7 | 1056061146 |
oct | 254311560 |
9 | 104028746 |
10 | 45192048 |
11 | 23567500 |
12 | 13174980 |
13 | 9493b75 |
14 | 6005596 |
15 | 3e7a383 |
hex | 2b19370 |
45192048 has 120 divisors (see below), whose sum is σ = 132991488. Its totient is φ = 13200000.
The previous prime is 45192031. The next prime is 45192071. The reversal of 45192048 is 84029154.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179923 + ... + 180173.
Almost surely, 245192048 is an apocalyptic number.
45192048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45192048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66495744).
45192048 is an abundant number, since it is smaller than the sum of its proper divisors (87799440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45192048 is a wasteful number, since it uses less digits than its factorization.
45192048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 315 (or 298 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 45192048 is about 6722.5031052429. The cubic root of 45192048 is about 356.1946080698.
The spelling of 45192048 in words is "forty-five million, one hundred ninety-two thousand, forty-eight".
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