Base | Representation |
---|---|
bin | 11011111001000011… |
… | …111111001011111111 |
3 | 2212022011011010021222 |
4 | 123321003333023333 |
5 | 442313241011212 |
6 | 21431425343555 |
7 | 2110101665000 |
oct | 337103771377 |
9 | 85264133258 |
10 | 29948375807 |
11 | 11779094009 |
12 | 5979797bbb |
13 | 2a9378b63c |
14 | 164164b1a7 |
15 | ba432cc72 |
hex | 6f90ff2ff |
29948375807 has 16 divisors (see below), whose sum is σ = 35001825600. Its totient is φ = 25613731584.
The previous prime is 29948375803. The next prime is 29948375837. The reversal of 29948375807 is 70857384992.
It is not a de Polignac number, because 29948375807 - 22 = 29948375803 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 29948375807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29948375803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61223 + ... + 252279.
It is an arithmetic number, because the mean of its divisors is an integer number (2187614100).
Almost surely, 229948375807 is an apocalyptic number.
29948375807 is a deficient number, since it is larger than the sum of its proper divisors (5053449793).
29948375807 is an equidigital number, since it uses as much as digits as its factorization.
29948375807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191535 (or 191521 counting only the distinct ones).
The product of its (nonzero) digits is 30481920, while the sum is 62.
The spelling of 29948375807 in words is "twenty-nine billion, nine hundred forty-eight million, three hundred seventy-five thousand, eight hundred seven".
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