Base | Representation |
---|---|
bin | 1000010001001010000… |
… | …0011000101100011101 |
3 | 111120122022121011220000 |
4 | 2010102200120230131 |
5 | 4311401331303123 |
6 | 145130532244513 |
7 | 13155664324236 |
oct | 2042240305435 |
9 | 446568534800 |
10 | 142044400413 |
11 | 552713a7463 |
12 | 23642470739 |
13 | 105192b3a96 |
14 | 6c36d6408d |
15 | 3a65454b43 |
hex | 2112818b1d |
142044400413 has 20 divisors (see below), whose sum is σ = 217924646940. Its totient is φ = 92136906432.
The previous prime is 142044400403. The next prime is 142044400483. The reversal of 142044400413 is 314004440241.
142044400413 is a `hidden beast` number, since 1 + 4 + 204 + 4 + 40 + 0 + 413 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 135776036484 + 6268363929 = 368478^2 + 79173^2 .
It is not a de Polignac number, because 142044400413 - 214 = 142044384029 is a prime.
It is a super-2 number, since 2×1420444004132 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142044400403) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23694768 + ... + 23700761.
It is an arithmetic number, because the mean of its divisors is an integer number (10896232347).
Almost surely, 2142044400413 is an apocalyptic number.
It is an amenable number.
142044400413 is a deficient number, since it is larger than the sum of its proper divisors (75880246527).
142044400413 is an equidigital number, since it uses as much as digits as its factorization.
142044400413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47395578 (or 47395569 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 142044400413 its reverse (314004440241), we get a palindrome (456048840654).
The spelling of 142044400413 in words is "one hundred forty-two billion, forty-four million, four hundred thousand, four hundred thirteen".
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