Base | Representation |
---|---|
bin | 100011110010100011001… |
… | …0010010100110101101111 |
3 | 122102020120202200220121000 |
4 | 1013211012102110311233 |
5 | 1121042420142403431 |
6 | 14243415201211343 |
7 | 1015244225422140 |
oct | 107450622246557 |
9 | 18366522626530 |
10 | 4918916762991 |
11 | 1627112305490 |
12 | 67539b330b53 |
13 | 298b0c6ca70a |
14 | 130110bd3ac7 |
15 | 87e440cd9e6 |
hex | 47946494d6f |
4918916762991 has 64 divisors (see below), whose sum is σ = 9480464547840. Its totient is φ = 2444182218720.
The previous prime is 4918916762951. The next prime is 4918916763053. The reversal of 4918916762991 is 1992676198194.
It is not a de Polignac number, because 4918916762991 - 221 = 4918914665839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4918916762911) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51386995 + ... + 51482628.
It is an arithmetic number, because the mean of its divisors is an integer number (148132258560).
Almost surely, 24918916762991 is an apocalyptic number.
4918916762991 is a deficient number, since it is larger than the sum of its proper divisors (4561547784849).
4918916762991 is a wasteful number, since it uses less digits than its factorization.
4918916762991 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102869673 (or 102869667 counting only the distinct ones).
The product of its digits is 105815808, while the sum is 72.
The spelling of 4918916762991 in words is "four trillion, nine hundred eighteen billion, nine hundred sixteen million, seven hundred sixty-two thousand, nine hundred ninety-one".
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