Base | Representation |
---|---|
bin | 10101011011111101… |
… | …000100010001010100 |
3 | 2012102010121210000220 |
4 | 111123331010101110 |
5 | 334114444241122 |
6 | 14324002234340 |
7 | 1443253062123 |
oct | 253375042124 |
9 | 65363553026 |
10 | 23017571412 |
11 | 98419010a0 |
12 | 45646559b0 |
13 | 222a902054 |
14 | 1184d83aba |
15 | 8eab3125c |
hex | 55bf44454 |
23017571412 has 96 divisors (see below), whose sum is σ = 59342976000. Its totient is φ = 6885964800.
The previous prime is 23017571399. The next prime is 23017571419. The reversal of 23017571412 is 21417571032.
It is a super-3 number, since 3×230175714123 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23017571419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3437764 + ... + 3444452.
It is an arithmetic number, because the mean of its divisors is an integer number (618156000).
Almost surely, 223017571412 is an apocalyptic number.
23017571412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23017571412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29671488000).
23017571412 is an abundant number, since it is smaller than the sum of its proper divisors (36325404588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23017571412 is a wasteful number, since it uses less digits than its factorization.
23017571412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7037 (or 7035 counting only the distinct ones).
The product of its (nonzero) digits is 11760, while the sum is 33.
The spelling of 23017571412 in words is "twenty-three billion, seventeen million, five hundred seventy-one thousand, four hundred twelve".
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