Base | Representation |
---|---|
bin | 11011111000101110… |
… | …101001101100100000 |
3 | 2212021202121222001210 |
4 | 123320232221230200 |
5 | 442310323022002 |
6 | 21431105430120 |
7 | 2110003311501 |
oct | 337056515440 |
9 | 85252558053 |
10 | 29942782752 |
11 | 11775a13953 |
12 | 597793b340 |
13 | 2a9258093c |
14 | 16409d2ba8 |
15 | ba3ac596c |
hex | 6f8ba9b20 |
29942782752 has 24 divisors (see below), whose sum is σ = 78599804976. Its totient is φ = 9980927552.
The previous prime is 29942782747. The next prime is 29942782813. The reversal of 29942782752 is 25728724992.
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 29942782692 and 29942782701.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155951898 + ... + 155952089.
It is an arithmetic number, because the mean of its divisors is an integer number (3274991874).
Almost surely, 229942782752 is an apocalyptic number.
It is an amenable number.
29942782752 is an abundant number, since it is smaller than the sum of its proper divisors (48657022224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29942782752 is a wasteful number, since it uses less digits than its factorization.
29942782752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311904000 (or 311903992 counting only the distinct ones).
The product of its digits is 10160640, while the sum is 57.
The spelling of 29942782752 in words is "twenty-nine billion, nine hundred forty-two million, seven hundred eighty-two thousand, seven hundred fifty-two".
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