Base | Representation |
---|---|
bin | 10001110001101101110001… |
… | …111010000101101101101101 |
3 | 101020211020111200112010211221 |
4 | 101301231301322011231231 |
5 | 40221423143342223003 |
6 | 434140511103143341 |
7 | 22316356412203405 |
oct | 2161556172055555 |
9 | 336736450463757 |
10 | 78183200742253 |
11 | 22a03344650572 |
12 | 89285178a4b51 |
13 | 348184b3b0a19 |
14 | 154413103d805 |
15 | 908ad015c7bd |
hex | 471b71e85b6d |
78183200742253 has 4 divisors (see below), whose sum is σ = 78183514452960. Its totient is φ = 78182887031548.
The previous prime is 78183200742221. The next prime is 78183200742289. The reversal of 78183200742253 is 35224700238187.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 78183200742253 - 25 = 78183200742221 is a prime.
It is a super-2 number, since 2×781832007422532 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 78183200742253.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78183200748253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156481225 + ... + 156980062.
It is an arithmetic number, because the mean of its divisors is an integer number (19545878613240).
Almost surely, 278183200742253 is an apocalyptic number.
It is an amenable number.
78183200742253 is a deficient number, since it is larger than the sum of its proper divisors (313710707).
78183200742253 is a wasteful number, since it uses less digits than its factorization.
78183200742253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 313710706.
The product of its (nonzero) digits is 4515840, while the sum is 52.
The spelling of 78183200742253 in words is "seventy-eight trillion, one hundred eighty-three billion, two hundred million, seven hundred forty-two thousand, two hundred fifty-three".
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