Base | Representation |
---|---|
bin | 100111001111111100… |
… | …100000110010100000 |
3 | 11000210001100012022110 |
4 | 213033330200302200 |
5 | 1142302210433240 |
6 | 31205504235320 |
7 | 3021232301634 |
oct | 471774406240 |
9 | 130701305273 |
10 | 42143452320 |
11 | 16966975542 |
12 | 820190bb40 |
13 | 3c88175448 |
14 | 207b128dc4 |
15 | 1169c83c80 |
hex | 9cff20ca0 |
42143452320 has 48 divisors (see below), whose sum is σ = 132751876320. Its totient is φ = 11238253824.
The previous prime is 42143452313. The next prime is 42143452327. The reversal of 42143452320 is 2325434124.
It is an interprime number because it is at equal distance from previous prime (42143452313) and next prime (42143452327).
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×421434523202 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (42143452327) 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 7 ways as a sum of consecutive naturals, for example, 43898950 + ... + 43899909.
It is an arithmetic number, because the mean of its divisors is an integer number (2765664090).
Almost surely, 242143452320 is an apocalyptic number.
42143452320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42143452320 is an abundant number, since it is smaller than the sum of its proper divisors (90608424000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42143452320 is a wasteful number, since it uses less digits than its factorization.
42143452320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87798877 (or 87798869 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 30.
Adding to 42143452320 its reverse (2325434124), we get a palindrome (44468886444).
The spelling of 42143452320 in words is "forty-two billion, one hundred forty-three million, four hundred fifty-two thousand, three hundred twenty".
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