Base | Representation |
---|---|
bin | 11011000010010110… |
… | …111010110110111010 |
3 | 2202221012011212111112 |
4 | 123002112322312322 |
5 | 433423312420210 |
6 | 21200402200322 |
7 | 2045255650154 |
oct | 330226726672 |
9 | 82835155445 |
10 | 29030591930 |
11 | 1134801543a |
12 | 57623530a2 |
13 | 29785a9462 |
14 | 15957c1ad4 |
15 | b4d98bd05 |
hex | 6c25badba |
29030591930 has 16 divisors (see below), whose sum is σ = 52266331944. Its totient is φ = 11609733120.
The previous prime is 29030591911. The next prime is 29030591957. The reversal of 29030591930 is 3919503092.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 28903060081 + 127531849 = 170009^2 + 11293^2 .
It is a super-2 number, since 2×290305919302 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263891 + ... + 357350.
Almost surely, 229030591930 is an apocalyptic number.
29030591930 is a deficient number, since it is larger than the sum of its proper divisors (23235740014).
29030591930 is a wasteful number, since it uses less digits than its factorization.
29030591930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 625921.
The product of its (nonzero) digits is 65610, while the sum is 41.
The spelling of 29030591930 in words is "twenty-nine billion, thirty million, five hundred ninety-one thousand, nine hundred thirty".
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