Base | Representation |
---|---|
bin | 111100111001000… |
… | …1111000101101011 |
3 | 12021101122221010200 |
4 | 1321302033011223 |
5 | 13141030242024 |
6 | 534425043243 |
7 | 101430005463 |
oct | 17162170553 |
9 | 5241587120 |
10 | 2043212139 |
11 | 959381581 |
12 | 490326523 |
13 | 2673c6c87 |
14 | 155506ba3 |
15 | be59b2c9 |
hex | 79c8f16b |
2043212139 has 48 divisors (see below), whose sum is σ = 3317683200. Its totient is φ = 1205668800.
The previous prime is 2043212069. The next prime is 2043212189. The reversal of 2043212139 is 9312123402.
It is a happy number.
2043212139 is a `hidden beast` number, since 204 + 321 + 2 + 139 = 666.
It is not a de Polignac number, because 2043212139 - 27 = 2043212011 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2043212189) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 147084 + ... + 160374.
It is an arithmetic number, because the mean of its divisors is an integer number (69118400).
Almost surely, 22043212139 is an apocalyptic number.
2043212139 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
2043212139 is a deficient number, since it is larger than the sum of its proper divisors (1274471061).
2043212139 is a wasteful number, since it uses less digits than its factorization.
2043212139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13376 (or 13373 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 2043212139 is about 45201.9041523695. The cubic root of 2043212139 is about 1268.9304527756.
The spelling of 2043212139 in words is "two billion, forty-three million, two hundred twelve thousand, one hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •