Base | Representation |
---|---|
bin | 101100100011001… |
… | …1111110111100100 |
3 | 10212011212112211201 |
4 | 1121012133313210 |
5 | 11030142004440 |
6 | 404200212244 |
7 | 52021142650 |
oct | 13106376744 |
9 | 3764775751 |
10 | 1494875620 |
11 | 6a79001a7 |
12 | 35876a084 |
13 | 1aa9199b4 |
14 | 10276ba60 |
15 | 8b38619a |
hex | 5919fde4 |
1494875620 has 72 divisors (see below), whose sum is σ = 3811260096. Its totient is φ = 482366976.
The previous prime is 1494875611. The next prime is 1494875687. The reversal of 1494875620 is 265784941.
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, 21987 + ... + 58933.
It is an arithmetic number, because the mean of its divisors is an integer number (52934168).
Almost surely, 21494875620 is an apocalyptic number.
1494875620 is a gapful number since it is divisible by the number (10) 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 1494875620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905630048).
1494875620 is an abundant number, since it is smaller than the sum of its proper divisors (2316384476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1494875620 is a wasteful number, since it uses less digits than its factorization.
1494875620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36997 (or 36978 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 1494875620 is about 38663.6214030709. The cubic root of 1494875620 is about 1143.4092107011.
The spelling of 1494875620 in words is "one billion, four hundred ninety-four million, eight hundred seventy-five thousand, six hundred twenty".
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