Base | Representation |
---|---|
bin | 1000000000111001… |
… | …1110000100011110 |
3 | 12112221000012000122 |
4 | 2000032132010132 |
5 | 13401211324310 |
6 | 553245154542 |
7 | 104211360053 |
oct | 20016360436 |
9 | 5487005018 |
10 | 2151276830 |
11 | a0438113a |
12 | 50055ba52 |
13 | 283902491 |
14 | 1659d702a |
15 | c8ce5555 |
hex | 8039e11e |
2151276830 has 16 divisors (see below), whose sum is σ = 3872905920. Its totient is φ = 860375712.
The previous prime is 2151276797. The next prime is 2151276851. The reversal of 2151276830 is 386721512.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72656 + ... + 97884.
It is an arithmetic number, because the mean of its divisors is an integer number (242056620).
Almost surely, 22151276830 is an apocalyptic number.
2151276830 is a deficient number, since it is larger than the sum of its proper divisors (1721629090).
2151276830 is a wasteful number, since it uses less digits than its factorization.
2151276830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33763.
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 2151276830 is about 46381.8588458893. The cubic root of 2151276830 is about 1290.9183273356.
The spelling of 2151276830 in words is "two billion, one hundred fifty-one million, two hundred seventy-six thousand, eight hundred thirty".
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