Base | Representation |
---|---|
bin | 11011101010011001… |
… | …000101100001100001 |
3 | 2211200000000120011110 |
4 | 123222121011201201 |
5 | 441312233423140 |
6 | 21351154133533 |
7 | 2101022642544 |
oct | 335231054141 |
9 | 84600016143 |
10 | 29702248545 |
11 | 11662165a52 |
12 | 590b2812a9 |
13 | 2a547a38c8 |
14 | 161aa9c85b |
15 | b8c911380 |
hex | 6ea645861 |
29702248545 has 16 divisors (see below), whose sum is σ = 48534739200. Its totient is φ = 15504152064.
The previous prime is 29702248529. The next prime is 29702248549. The reversal of 29702248545 is 54584220792.
It is not a de Polignac number, because 29702248545 - 24 = 29702248529 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 29702248494 and 29702248503.
It is not an unprimeable number, because it can be changed into a prime (29702248549) 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, 21064720 + ... + 21066129.
It is an arithmetic number, because the mean of its divisors is an integer number (3033421200).
Almost surely, 229702248545 is an apocalyptic number.
It is an amenable number.
29702248545 is a deficient number, since it is larger than the sum of its proper divisors (18832490655).
29702248545 is a wasteful number, since it uses less digits than its factorization.
29702248545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42130904.
The product of its (nonzero) digits is 1612800, while the sum is 48.
The spelling of 29702248545 in words is "twenty-nine billion, seven hundred two million, two hundred forty-eight thousand, five hundred forty-five".
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