Base | Representation |
---|---|
bin | 111100101001001011… |
… | …1111011000111000111 |
3 | 110110011000122101021001 |
4 | 1321102113323013013 |
5 | 4113203120201043 |
6 | 135454410434131 |
7 | 12260150264644 |
oct | 1712227730707 |
9 | 413130571231 |
10 | 130231022023 |
11 | 5025a020423 |
12 | 212a6132947 |
13 | c385a0105b |
14 | 6436044dcb |
15 | 35c329974d |
hex | 1e525fb1c7 |
130231022023 has 16 divisors (see below), whose sum is σ = 140253880320. Its totient is φ = 120534470496.
The previous prime is 130231022003. The next prime is 130231022063. The reversal of 130231022023 is 320220132031.
It is a cyclic number.
It is not a de Polignac number, because 130231022023 - 29 = 130231021511 is a prime.
It is a super-2 number, since 2×1302310220232 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130231022003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366490 + ... + 628312.
It is an arithmetic number, because the mean of its divisors is an integer number (8765867520).
Almost surely, 2130231022023 is an apocalyptic number.
130231022023 is a deficient number, since it is larger than the sum of its proper divisors (10022858297).
130231022023 is a wasteful number, since it uses less digits than its factorization.
130231022023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262446.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 130231022023 its reverse (320220132031), we get a palindrome (450451154054).
The spelling of 130231022023 in words is "one hundred thirty billion, two hundred thirty-one million, twenty-two thousand, twenty-three".
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