Base | Representation |
---|---|
bin | 100001000110111010… |
… | …1000001110100000101 |
3 | 20210112000020122210101 |
4 | 1002031311001310011 |
5 | 2131102313342003 |
6 | 52355025324101 |
7 | 5064620142661 |
oct | 1021565016405 |
9 | 223460218711 |
10 | 71098965253 |
11 | 2817556aa18 |
12 | 11942a96631 |
13 | 6921025354 |
14 | 36269658a1 |
15 | 1cb1d4011d |
hex | 108dd41d05 |
71098965253 has 8 divisors (see below), whose sum is σ = 73931751000. Its totient is φ = 68291586048.
The previous prime is 71098965229. The next prime is 71098965271. The reversal of 71098965253 is 35256989017.
It can be written as a sum of positive squares in 4 ways, for example, as 1689374404 + 69409590849 = 41102^2 + 263457^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 71098965253 - 25 = 71098965221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71098965194 and 71098965203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71098960253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6345928 + ... + 6357121.
It is an arithmetic number, because the mean of its divisors is an integer number (9241468875).
Almost surely, 271098965253 is an apocalyptic number.
It is an amenable number.
71098965253 is a deficient number, since it is larger than the sum of its proper divisors (2832785747).
71098965253 is a wasteful number, since it uses less digits than its factorization.
71098965253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12703271.
The product of its (nonzero) digits is 4082400, while the sum is 55.
The spelling of 71098965253 in words is "seventy-one billion, ninety-eight million, nine hundred sixty-five thousand, two hundred fifty-three".
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