Base | Representation |
---|---|
bin | 10101100111100000… |
… | …100101000011111110 |
3 | 2012220122101211012212 |
4 | 111213200211003332 |
5 | 340014111231032 |
6 | 14355125300422 |
7 | 1451125620665 |
oct | 254740450376 |
9 | 65818354185 |
10 | 23211430142 |
11 | 993127a01a |
12 | 45b9564712 |
13 | 225bb18c64 |
14 | 11a2a07ddc |
15 | 90cb75bb2 |
hex | 5678250fe |
23211430142 has 8 divisors (see below), whose sum is σ = 36649626600. Its totient is φ = 10994887944.
The previous prime is 23211430139. The next prime is 23211430159. The reversal of 23211430142 is 24103411232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×232114301422 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305413517 + ... + 305413592.
It is an arithmetic number, because the mean of its divisors is an integer number (4581203325).
Almost surely, 223211430142 is an apocalyptic number.
23211430142 is a deficient number, since it is larger than the sum of its proper divisors (13438196458).
23211430142 is a wasteful number, since it uses less digits than its factorization.
23211430142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610827130.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 23211430142 its reverse (24103411232), we get a palindrome (47314841374).
The spelling of 23211430142 in words is "twenty-three billion, two hundred eleven million, four hundred thirty thousand, one hundred forty-two".
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