Base | Representation |
---|---|
bin | 100100111001111001… |
… | …1010111001010011101 |
3 | 21120120020002201020010 |
4 | 1021303303113022131 |
5 | 2244302034133024 |
6 | 100224042513433 |
7 | 5503642025106 |
oct | 1116363271235 |
9 | 246506081203 |
10 | 79252255389 |
11 | 3067991752a |
12 | 13439505879 |
13 | 7620249a98 |
14 | 3b9b7333ad |
15 | 20dca19b29 |
hex | 1273cd729d |
79252255389 has 8 divisors (see below), whose sum is σ = 106501719040. Its totient is φ = 52418814336.
The previous prime is 79252255373. The next prime is 79252255391. The reversal of 79252255389 is 98355225297.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 79252255389 - 24 = 79252255373 is a prime.
It is a super-3 number, since 3×792522553893 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79252255889) 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, 104005204 + ... + 104005965.
It is an arithmetic number, because the mean of its divisors is an integer number (13312714880).
Almost surely, 279252255389 is an apocalyptic number.
It is an amenable number.
79252255389 is a deficient number, since it is larger than the sum of its proper divisors (27249463651).
79252255389 is a wasteful number, since it uses less digits than its factorization.
79252255389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208011299.
The product of its digits is 13608000, while the sum is 57.
The spelling of 79252255389 in words is "seventy-nine billion, two hundred fifty-two million, two hundred fifty-five thousand, three hundred eighty-nine".
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