Base | Representation |
---|---|
bin | 1000011001010010010… |
… | …0101101100010001111 |
3 | 111210021101202000010212 |
4 | 2012110210231202033 |
5 | 4330334000304211 |
6 | 150131243553035 |
7 | 13264032431624 |
oct | 2062444554217 |
9 | 453241660125 |
10 | 144226572431 |
11 | 5619115a607 |
12 | 23b5122b77b |
13 | 107a6412826 |
14 | 6da2ac034b |
15 | 3b41cee38b |
hex | 219492d88f |
144226572431 has 4 divisors (see below), whose sum is σ = 144321272952. Its totient is φ = 144131871912.
The previous prime is 144226572421. The next prime is 144226572461. The reversal of 144226572431 is 134275622441.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134275622441 = 18313 ⋅7332257.
It is a cyclic number.
It is not a de Polignac number, because 144226572431 - 222 = 144222378127 is a prime.
It is a super-2 number, since 2×1442265724312 (a number of 23 digits) contains 22 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 (144226572421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47347976 + ... + 47351021.
It is an arithmetic number, because the mean of its divisors is an integer number (36080318238).
Almost surely, 2144226572431 is an apocalyptic number.
144226572431 is a deficient number, since it is larger than the sum of its proper divisors (94700521).
144226572431 is an equidigital number, since it uses as much as digits as its factorization.
144226572431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94700520.
The product of its digits is 322560, while the sum is 41.
The spelling of 144226572431 in words is "one hundred forty-four billion, two hundred twenty-six million, five hundred seventy-two thousand, four hundred thirty-one".
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