Base | Representation |
---|---|
bin | 100001000111111010110100… |
… | …101001100110110010000001 |
3 | 201002210211211222012012012101 |
4 | 201013322310221212302001 |
5 | 123043304042234120421 |
6 | 1233500202245430401 |
7 | 42454004360640610 |
oct | 4107726451466201 |
9 | 632724758165171 |
10 | 145679731551361 |
11 | 424664776639a7 |
12 | 1440985b40b401 |
13 | 6339702a65307 |
14 | 27d8d18173877 |
15 | 11c96e66be191 |
hex | 847eb4a66c81 |
145679731551361 has 8 divisors (see below), whose sum is σ = 166514916472640. Its totient is φ = 124850495305008.
The previous prime is 145679731551349. The next prime is 145679731551391. The reversal of 145679731551361 is 163155137976541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145679731551361 - 215 = 145679731518593 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 145679731551293 and 145679731551302.
It is not an unprimeable number, because it can be changed into a prime (145679731551391) 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, 1487116251 + ... + 1487214208.
It is an arithmetic number, because the mean of its divisors is an integer number (20814364559080).
Almost surely, 2145679731551361 is an apocalyptic number.
It is an amenable number.
145679731551361 is a deficient number, since it is larger than the sum of its proper divisors (20835184921279).
145679731551361 is an equidigital number, since it uses as much as digits as its factorization.
145679731551361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2974337463.
The product of its digits is 71442000, while the sum is 64.
The spelling of 145679731551361 in words is "one hundred forty-five trillion, six hundred seventy-nine billion, seven hundred thirty-one million, five hundred fifty-one thousand, three hundred sixty-one".
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