Base | Representation |
---|---|
bin | 1100111011110… |
… | …1100110100110 |
3 | 10210002101111001 |
4 | 3032331212212 |
5 | 102342111430 |
6 | 5214503514 |
7 | 1226102620 |
oct | 316754646 |
9 | 123071431 |
10 | 54253990 |
11 | 2869690a |
12 | 16204b9a |
13 | b31776b |
14 | 72c3c10 |
15 | 4b6a3ca |
hex | 33bd9a6 |
54253990 has 16 divisors (see below), whose sum is σ = 111608352. Its totient is φ = 18601344.
The previous prime is 54253963. The next prime is 54254023. The reversal of 54253990 is 9935245.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387459 + ... + 387598.
It is an arithmetic number, because the mean of its divisors is an integer number (6975522).
Almost surely, 254253990 is an apocalyptic number.
54253990 is an abundant number, since it is smaller than the sum of its proper divisors (57354362).
54253990 is a wasteful number, since it uses less digits than its factorization.
54253990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 775071.
The product of its (nonzero) digits is 48600, while the sum is 37.
The square root of 54253990 is about 7365.7307851971. The cubic root of 54253990 is about 378.5679944763.
The spelling of 54253990 in words is "fifty-four million, two hundred fifty-three thousand, nine hundred ninety".
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