Base | Representation |
---|---|
bin | 110111101111100101000010… |
… | …010111101010111111010111 |
3 | 1012011001021100011221020011111 |
4 | 313233211002113222333113 |
5 | 224113214031240142011 |
6 | 2225225533314115451 |
7 | 102432244263144025 |
oct | 6757450227527727 |
9 | 1164037304836144 |
10 | 245162141724631 |
11 | 7113075370449a |
12 | 235b609527bb87 |
13 | a6a48c97c3ba1 |
14 | 4477ca79c7715 |
15 | 1d5236aec5121 |
hex | def9425eafd7 |
245162141724631 has 4 divisors (see below), whose sum is σ = 245163762814752. Its totient is φ = 245160520634512.
The previous prime is 245162141724593. The next prime is 245162141724679. The reversal of 245162141724631 is 136427141261542.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 245162141724631 - 27 = 245162141724503 is a prime.
It is a super-2 number, since 2×2451621417246312 (a number of 30 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 (245162141724131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810318190 + ... + 810620683.
It is an arithmetic number, because the mean of its divisors is an integer number (61290940703688).
Almost surely, 2245162141724631 is an apocalyptic number.
245162141724631 is a deficient number, since it is larger than the sum of its proper divisors (1621090121).
245162141724631 is a wasteful number, since it uses less digits than its factorization.
245162141724631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1621090120.
The product of its digits is 1935360, while the sum is 49.
The spelling of 245162141724631 in words is "two hundred forty-five trillion, one hundred sixty-two billion, one hundred forty-one million, seven hundred twenty-four thousand, six hundred thirty-one".
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