Base | Representation |
---|---|
bin | 10101100011010001… |
… | …110101001111111111 |
3 | 2012201200211221012120 |
4 | 111203101311033333 |
5 | 334342424033143 |
6 | 14344112134023 |
7 | 1446304424421 |
oct | 254321651777 |
9 | 65650757176 |
10 | 23140455423 |
11 | 98a5202728 |
12 | 4599837313 |
13 | 224a1c8897 |
14 | 1197410811 |
15 | 906806383 |
hex | 5634753ff |
23140455423 has 8 divisors (see below), whose sum is σ = 30854654208. Its totient is φ = 15426613464.
The previous prime is 23140455421. The next prime is 23140455439. The reversal of 23140455423 is 32455404132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23140455423 - 21 = 23140455421 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23140455421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168336 + ... + 273162.
It is an arithmetic number, because the mean of its divisors is an integer number (3856831776).
Almost surely, 223140455423 is an apocalyptic number.
23140455423 is a deficient number, since it is larger than the sum of its proper divisors (7714198785).
23140455423 is a wasteful number, since it uses less digits than its factorization.
23140455423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178413.
The product of its (nonzero) digits is 57600, while the sum is 33.
Adding to 23140455423 its reverse (32455404132), we get a palindrome (55595859555).
The spelling of 23140455423 in words is "twenty-three billion, one hundred forty million, four hundred fifty-five thousand, four hundred twenty-three".
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