Base | Representation |
---|---|
bin | 101010010111010010… |
… | …011111000100110110 |
3 | 11100102010110122111001 |
4 | 222113102133010312 |
5 | 1221124344102304 |
6 | 32521415033514 |
7 | 3200142405304 |
oct | 522722370466 |
9 | 140363418431 |
10 | 45487878454 |
11 | 183227a3387 |
12 | 899596b89a |
13 | 439c010b15 |
14 | 22b738b274 |
15 | 12b36aeda4 |
hex | a9749f136 |
45487878454 has 16 divisors (see below), whose sum is σ = 72224222400. Its totient is φ = 21426512904.
The previous prime is 45487878439. The next prime is 45487878487.
It is a happy number.
45487878454 is nontrivially palindromic in base 10.
It is a super-3 number, since 3×454878784543 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
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, 3336912 + ... + 3350515.
It is an arithmetic number, because the mean of its divisors is an integer number (4514013900).
Almost surely, 245487878454 is an apocalyptic number.
45487878454 is a deficient number, since it is larger than the sum of its proper divisors (26736343946).
45487878454 is a wasteful number, since it uses less digits than its factorization.
45487878454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6687627.
The product of its digits is 160563200, while the sum is 64.
The spelling of 45487878454 in words is "forty-five billion, four hundred eighty-seven million, eight hundred seventy-eight thousand, four hundred fifty-four".
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