Base | Representation |
---|---|
bin | 101101010110011001… |
… | …0111010101000110010 |
3 | 100022101011021200202222 |
4 | 1122230302322220302 |
5 | 3043422401342132 |
6 | 112423425241042 |
7 | 10015241653103 |
oct | 1325462725062 |
9 | 308334250688 |
10 | 97388309042 |
11 | 38336186022 |
12 | 16a5b193182 |
13 | 925070538b |
14 | 49dc2583aa |
15 | 27eecea412 |
hex | 16accbaa32 |
97388309042 has 16 divisors (see below), whose sum is σ = 147806671320. Its totient is φ = 48120903168.
The previous prime is 97388308993. The next prime is 97388309047. The reversal of 97388309042 is 24090388379.
It is a Cunningham number, because it is equal to 3120712+1.
It can be written as a sum of positive squares in 4 ways, for example, as 97388309041 + 1 = 312071^2 + 1^2 .
It is not an unprimeable number, because it can be changed into a prime (97388309047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239417 + ... + 502092.
Almost surely, 297388309042 is an apocalyptic number.
97388309042 is a deficient number, since it is larger than the sum of its proper divisors (50418362278).
97388309042 is a wasteful number, since it uses less digits than its factorization.
97388309042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 742285.
The product of its (nonzero) digits is 2612736, while the sum is 53.
The spelling of 97388309042 in words is "ninety-seven billion, three hundred eighty-eight million, three hundred nine thousand, forty-two".
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