Base | Representation |
---|---|
bin | 110101000011110111… |
… | …1010011100111100101 |
3 | 101220010010101200022010 |
4 | 1222013233103213211 |
5 | 3331330244144411 |
6 | 124202444224433 |
7 | 11142462025263 |
oct | 1520757234745 |
9 | 356103350263 |
10 | 113946474981 |
11 | 443628a6189 |
12 | 1a10053b119 |
13 | a98bcca8c1 |
14 | 572d3a3433 |
15 | 2e6d7e87a6 |
hex | 1a87bd39e5 |
113946474981 has 8 divisors (see below), whose sum is σ = 152053888480. Its totient is φ = 75901689072.
The previous prime is 113946474979. The next prime is 113946475001. The reversal of 113946474981 is 189474649311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 113946474981 - 21 = 113946474979 is a prime.
It is a super-2 number, since 2×1139464749812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113946474911) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15652651 + ... + 15659928.
It is an arithmetic number, because the mean of its divisors is an integer number (19006736060).
Almost surely, 2113946474981 is an apocalyptic number.
It is an amenable number.
113946474981 is a deficient number, since it is larger than the sum of its proper divisors (38107413499).
113946474981 is a wasteful number, since it uses less digits than its factorization.
113946474981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31313795.
The product of its digits is 5225472, while the sum is 57.
The spelling of 113946474981 in words is "one hundred thirteen billion, nine hundred forty-six million, four hundred seventy-four thousand, nine hundred eighty-one".
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