Base | Representation |
---|---|
bin | 11011101011011110… |
… | …100100011001111011 |
3 | 2211201021021221122211 |
4 | 123223132210121323 |
5 | 441331414303341 |
6 | 21353044355551 |
7 | 2101333524043 |
oct | 335336443173 |
9 | 84637257584 |
10 | 29720462971 |
11 | 116714767a1 |
12 | 59153a5bb7 |
13 | 2a584b0384 |
14 | 161d280723 |
15 | b8e30d181 |
hex | 6eb7a467b |
29720462971 has 2 divisors, whose sum is σ = 29720462972. Its totient is φ = 29720462970.
The previous prime is 29720462957. The next prime is 29720462977. The reversal of 29720462971 is 17926402792.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 29720462971 - 25 = 29720462939 is a prime.
It is not a weakly prime, because it can be changed into another prime (29720462977) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14860231485 + 14860231486.
It is an arithmetic number, because the mean of its divisors is an integer number (14860231486).
Almost surely, 229720462971 is an apocalyptic number.
29720462971 is a deficient number, since it is larger than the sum of its proper divisors (1).
29720462971 is an equidigital number, since it uses as much as digits as its factorization.
29720462971 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 762048, while the sum is 49.
The spelling of 29720462971 in words is "twenty-nine billion, seven hundred twenty million, four hundred sixty-two thousand, nine hundred seventy-one".
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