Base | Representation |
---|---|
bin | 100000010101100… |
… | …000010110101000 |
3 | 1101210211021200210 |
4 | 200111200112220 |
5 | 2102340232311 |
6 | 125455501120 |
7 | 16305150210 |
oct | 4025402650 |
9 | 1353737623 |
10 | 542508456 |
11 | 2592606a6 |
12 | 1318277a0 |
13 | 88519629 |
14 | 5209d240 |
15 | 329633a6 |
hex | 205605a8 |
542508456 has 64 divisors (see below), whose sum is σ = 1551761280. Its totient is φ = 154828800.
The previous prime is 542508431. The next prime is 542508457. The reversal of 542508456 is 654805245.
It is not an unprimeable number, because it can be changed into a prime (542508457) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267960 + ... + 269976.
It is an arithmetic number, because the mean of its divisors is an integer number (24246270).
Almost surely, 2542508456 is an apocalyptic number.
542508456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
542508456 is an abundant number, since it is smaller than the sum of its proper divisors (1009252824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542508456 is a wasteful number, since it uses less digits than its factorization.
542508456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3634 (or 3630 counting only the distinct ones).
The product of its (nonzero) digits is 192000, while the sum is 39.
The square root of 542508456 is about 23291.8109214376. The cubic root of 542508456 is about 815.5842629468.
The spelling of 542508456 in words is "five hundred forty-two million, five hundred eight thousand, four hundred fifty-six".
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