Base | Representation |
---|---|
bin | 1110001111101101100… |
… | …00000011011110101000 |
3 | 1201210102002020000020200 |
4 | 13013312300003132220 |
5 | 31004414100043434 |
6 | 1012505424152200 |
7 | 50235356450400 |
oct | 7076660033650 |
9 | 1653362200220 |
10 | 489471096744 |
11 | 179646745663 |
12 | 7aa42a68660 |
13 | 372069c87c6 |
14 | 19994b43800 |
15 | caeb5ed199 |
hex | 71f6c037a8 |
489471096744 has 144 divisors (see below), whose sum is σ = 1547574661620. Its totient is φ = 139350919680.
The previous prime is 489471096731. The next prime is 489471096767. The reversal of 489471096744 is 447690174984.
489471096744 is a `hidden beast` number, since 4 + 8 + 9 + 471 + 0 + 96 + 74 + 4 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 471845348100 + 17625748644 = 686910^2 + 132762^2 .
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 744502 + ... + 1238234.
Almost surely, 2489471096744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 489471096744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773787330810).
489471096744 is an abundant number, since it is smaller than the sum of its proper divisors (1058103564876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489471096744 is a wasteful number, since it uses less digits than its factorization.
489471096744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494040 (or 494026 counting only the distinct ones).
The product of its (nonzero) digits is 48771072, while the sum is 63.
The spelling of 489471096744 in words is "four hundred eighty-nine billion, four hundred seventy-one million, ninety-six thousand, seven hundred forty-four".
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