Base | Representation |
---|---|
bin | 110001011000011010… |
… | …111000101010110101 |
3 | 12001212021020001012021 |
4 | 301120122320222311 |
5 | 1332042400103141 |
6 | 40205231553141 |
7 | 3554650330555 |
oct | 613032705265 |
9 | 161767201167 |
10 | 53023050421 |
11 | 2053a147630 |
12 | a33938b7b1 |
13 | 5000164c63 |
14 | 27d0017165 |
15 | 15a4e8d6d1 |
hex | c586b8ab5 |
53023050421 has 16 divisors (see below), whose sum is σ = 60029213760. Its totient is φ = 46391829120.
The previous prime is 53023050413. The next prime is 53023050469. The reversal of 53023050421 is 12405032035.
53023050421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 53023050421 - 23 = 53023050413 is a prime.
It is a super-2 number, since 2×530230504212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53023050401) 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, 165675 + ... + 365368.
It is an arithmetic number, because the mean of its divisors is an integer number (3751825860).
Almost surely, 253023050421 is an apocalyptic number.
It is an amenable number.
53023050421 is a deficient number, since it is larger than the sum of its proper divisors (7006163339).
53023050421 is a wasteful number, since it uses less digits than its factorization.
53023050421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531396.
The product of its (nonzero) digits is 3600, while the sum is 25.
Adding to 53023050421 its reverse (12405032035), we get a palindrome (65428082456).
The spelling of 53023050421 in words is "fifty-three billion, twenty-three million, fifty thousand, four hundred twenty-one".
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