Base | Representation |
---|---|
bin | 11011101101011101… |
… | …111010111010011010 |
3 | 2211210121010001120000 |
4 | 123231131322322122 |
5 | 441413441104300 |
6 | 21400240113430 |
7 | 2102220346635 |
oct | 335535727232 |
9 | 84717101500 |
10 | 29753847450 |
11 | 116892a8a78 |
12 | 5924605876 |
13 | 2a6239b9c2 |
14 | 1623890c1c |
15 | b92204c00 |
hex | 6ed77ae9a |
29753847450 has 120 divisors (see below), whose sum is σ = 82775762652. Its totient is φ = 7924366080.
The previous prime is 29753847437. The next prime is 29753847469. The reversal of 29753847450 is 5474835792.
It is a happy number.
29753847450 is a `hidden beast` number, since 2 + 97 + 5 + 38 + 474 + 50 = 666.
It can be written as a sum of positive squares in 6 ways, for example, as 10436461281 + 19317386169 = 102159^2 + 138987^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon 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 59 ways as a sum of consecutive naturals, for example, 3547662 + ... + 3556038.
Almost surely, 229753847450 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29753847450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41387881326).
29753847450 is an abundant number, since it is smaller than the sum of its proper divisors (53021915202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29753847450 is a wasteful number, since it uses less digits than its factorization.
29753847450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9278 (or 9264 counting only the distinct ones).
The product of its (nonzero) digits is 8467200, while the sum is 54.
The spelling of 29753847450 in words is "twenty-nine billion, seven hundred fifty-three million, eight hundred forty-seven thousand, four hundred fifty".
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