Base | Representation |
---|---|
bin | 1111110111100010011… |
… | …00010010110101011111 |
3 | 1221010021210100011201211 |
4 | 13323301030102311133 |
5 | 32413043334124411 |
6 | 1054244522045251 |
7 | 54250605013345 |
oct | 7736114226537 |
9 | 1833253304654 |
10 | 545212411231 |
11 | 1a0250213214 |
12 | 897ba649827 |
13 | 3c54b070427 |
14 | 1c561b85995 |
15 | e2b002d221 |
hex | 7ef1312d5f |
545212411231 has 4 divisors (see below), whose sum is σ = 555499437912. Its totient is φ = 534925384552.
The previous prime is 545212411213. The next prime is 545212411267. The reversal of 545212411231 is 132114212545.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 545212411231 - 29 = 545212410719 is a prime.
It is a super-2 number, since 2×5452124112312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 545212411193 and 545212411202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545212411291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5143513261 + ... + 5143513366.
It is an arithmetic number, because the mean of its divisors is an integer number (138874859478).
Almost surely, 2545212411231 is an apocalyptic number.
545212411231 is a deficient number, since it is larger than the sum of its proper divisors (10287026681).
545212411231 is a wasteful number, since it uses less digits than its factorization.
545212411231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10287026680.
The product of its digits is 9600, while the sum is 31.
Adding to 545212411231 its reverse (132114212545), we get a palindrome (677326623776).
The spelling of 545212411231 in words is "five hundred forty-five billion, two hundred twelve million, four hundred eleven thousand, two hundred thirty-one".
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