Base | Representation |
---|---|
bin | 11011000110111010… |
… | …011000101010001101 |
3 | 2210010111221200210022 |
4 | 123012322120222031 |
5 | 434102342413101 |
6 | 21212131551525 |
7 | 2050204254122 |
oct | 330672305215 |
9 | 83114850708 |
10 | 29106997901 |
11 | 11387161373 |
12 | 5783a5b5a5 |
13 | 298b37b9a7 |
14 | 15a19d0749 |
15 | b55530a1b |
hex | 6c6e98a8d |
29106997901 has 2 divisors, whose sum is σ = 29106997902. Its totient is φ = 29106997900.
The previous prime is 29106997847. The next prime is 29106997937. The reversal of 29106997901 is 10979960192.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22126562500 + 6980435401 = 148750^2 + 83549^2 .
It is a cyclic number.
It is not a de Polignac number, because 29106997901 - 230 = 28033256077 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29106937901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14553498950 + 14553498951.
It is an arithmetic number, because the mean of its divisors is an integer number (14553498951).
Almost surely, 229106997901 is an apocalyptic number.
It is an amenable number.
29106997901 is a deficient number, since it is larger than the sum of its proper divisors (1).
29106997901 is an equidigital number, since it uses as much as digits as its factorization.
29106997901 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 551124, while the sum is 53.
The spelling of 29106997901 in words is "twenty-nine billion, one hundred six million, nine hundred ninety-seven thousand, nine hundred one".
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