Base | Representation |
---|---|
bin | 111111010111111… |
… | …1110010100011110 |
3 | 12111012101122210120 |
4 | 1332233332110132 |
5 | 13323341131441 |
6 | 551002215410 |
7 | 103460665515 |
oct | 17657762436 |
9 | 5435348716 |
10 | 2126505246 |
11 | 9a13a1958 |
12 | 4b41b4566 |
13 | 27b73b238 |
14 | 1625c967c |
15 | c6a50966 |
hex | 7ebfe51e |
2126505246 has 16 divisors (see below), whose sum is σ = 4294303104. Its totient is φ = 701952984.
The previous prime is 2126505229. The next prime is 2126505247. The reversal of 2126505246 is 6425056212.
It is a super-3 number, since 3×21265052463 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2126505247) 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, 1719856 + ... + 1721091.
It is an arithmetic number, because the mean of its divisors is an integer number (268393944).
Almost surely, 22126505246 is an apocalyptic number.
2126505246 is an abundant number, since it is smaller than the sum of its proper divisors (2167797858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2126505246 is a wasteful number, since it uses less digits than its factorization.
2126505246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3441055.
The product of its (nonzero) digits is 28800, while the sum is 33.
The square root of 2126505246 is about 46114.0460814273. The cubic root of 2126505246 is about 1285.9442853541.
The spelling of 2126505246 in words is "two billion, one hundred twenty-six million, five hundred five thousand, two hundred forty-six".
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