Base | Representation |
---|---|
bin | 100110110011100100… |
… | …1100010011000010001 |
3 | 21222002202101011122102 |
4 | 1031213021202120101 |
5 | 2331132220310420 |
6 | 102141124450145 |
7 | 6010055143244 |
oct | 1154711423021 |
9 | 258082334572 |
10 | 83334931985 |
11 | 3238443a918 |
12 | 14198849955 |
13 | 7b21027c56 |
14 | 4067a4925b |
15 | 227b171a75 |
hex | 1367262611 |
83334931985 has 8 divisors (see below), whose sum is σ = 101494484736. Its totient is φ = 65672901360.
The previous prime is 83334931961. The next prime is 83334932053. The reversal of 83334931985 is 58913943338.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83334931985 - 26 = 83334931921 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83334931985.
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, 124380161 + ... + 124380830.
It is an arithmetic number, because the mean of its divisors is an integer number (12686810592).
Almost surely, 283334931985 is an apocalyptic number.
It is an amenable number.
83334931985 is a deficient number, since it is larger than the sum of its proper divisors (18159552751).
83334931985 is a wasteful number, since it uses less digits than its factorization.
83334931985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248761063.
The product of its digits is 8398080, while the sum is 56.
The spelling of 83334931985 in words is "eighty-three billion, three hundred thirty-four million, nine hundred thirty-one thousand, nine hundred eighty-five".
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