Base | Representation |
---|---|
bin | 10010011111101111010… |
… | …011000110001011111111 |
3 | 11111111202021101201021020 |
4 | 102133233103012023333 |
5 | 131311032202104043 |
6 | 2411523030235223 |
7 | 160554211462446 |
oct | 22375723061377 |
9 | 4444667351236 |
10 | 1271030113023 |
11 | 45004a3aa340 |
12 | 1864014b5b13 |
13 | 92b1c283a98 |
14 | 45737c89d5d |
15 | 230e0979e83 |
hex | 127ef4c62ff |
1271030113023 has 32 divisors (see below), whose sum is σ = 1913163840000. Its totient is φ = 743508796800.
The previous prime is 1271030113009. The next prime is 1271030113043. The reversal of 1271030113023 is 3203110301721.
It is not a de Polignac number, because 1271030113023 - 26 = 1271030112959 is a prime.
It is a super-2 number, since 2×12710301130232 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1271030112984 and 1271030113002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1271030113043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2648613 + ... + 3091473.
It is an arithmetic number, because the mean of its divisors is an integer number (59786370000).
Almost surely, 21271030113023 is an apocalyptic number.
1271030113023 is a deficient number, since it is larger than the sum of its proper divisors (642133726977).
1271030113023 is a wasteful number, since it uses less digits than its factorization.
1271030113023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445903.
The product of its (nonzero) digits is 756, while the sum is 24.
Adding to 1271030113023 its reverse (3203110301721), we get a palindrome (4474140414744).
The spelling of 1271030113023 in words is "one trillion, two hundred seventy-one billion, thirty million, one hundred thirteen thousand, twenty-three".
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