Base | Representation |
---|---|
bin | 100010110110111000… |
… | …1100111110111001001 |
3 | 21011012212002101021012 |
4 | 1011231301213313021 |
5 | 2211301134401110 |
6 | 54215523253305 |
7 | 5260001636330 |
oct | 1055561476711 |
9 | 234185071235 |
10 | 74856168905 |
11 | 298233a0701 |
12 | 1261121a235 |
13 | 709c55718b |
14 | 38a1956d17 |
15 | 1e31b05905 |
hex | 116dc67dc9 |
74856168905 has 16 divisors (see below), whose sum is σ = 102679847040. Its totient is φ = 51319965312.
The previous prime is 74856168869. The next prime is 74856168917. The reversal of 74856168905 is 50986165847.
It is a happy number.
It is not a de Polignac number, because 74856168905 - 28 = 74856168649 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22979 + ... + 387608.
It is an arithmetic number, because the mean of its divisors is an integer number (6417490440).
Almost surely, 274856168905 is an apocalyptic number.
It is an amenable number.
74856168905 is a deficient number, since it is larger than the sum of its proper divisors (27823678135).
74856168905 is a wasteful number, since it uses less digits than its factorization.
74856168905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415808.
The product of its (nonzero) digits is 14515200, while the sum is 59.
The spelling of 74856168905 in words is "seventy-four billion, eight hundred fifty-six million, one hundred sixty-eight thousand, nine hundred five".
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