Base | Representation |
---|---|
bin | 11011101110100110… |
… | …011000111110111110 |
3 | 2211211220212020021121 |
4 | 123232212120332332 |
5 | 441433322014430 |
6 | 21402155221154 |
7 | 2102541002230 |
oct | 335646307676 |
9 | 84756766247 |
10 | 29772844990 |
11 | 11698aa4119 |
12 | 592aa477ba |
13 | 2a662c0a55 |
14 | 16261d8250 |
15 | b93c08a7a |
hex | 6ee998fbe |
29772844990 has 16 divisors (see below), whose sum is σ = 61246995552. Its totient is φ = 10207832544.
The previous prime is 29772844987. The next prime is 29772845027. The reversal of 29772844990 is 9944827792.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212663109 + ... + 212663248.
It is an arithmetic number, because the mean of its divisors is an integer number (3827937222).
Almost surely, 229772844990 is an apocalyptic number.
29772844990 is an abundant number, since it is smaller than the sum of its proper divisors (31474150562).
29772844990 is a wasteful number, since it uses less digits than its factorization.
29772844990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 425326371.
The product of its (nonzero) digits is 18289152, while the sum is 61.
The spelling of 29772844990 in words is "twenty-nine billion, seven hundred seventy-two million, eight hundred forty-four thousand, nine hundred ninety".
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