Base | Representation |
---|---|
bin | 1000010010101011010… |
… | …0110110111000101111 |
3 | 111121200202100201201212 |
4 | 2010222310312320233 |
5 | 4313220304421033 |
6 | 145235225425035 |
7 | 13202050410155 |
oct | 2045264667057 |
9 | 447622321655 |
10 | 142452420143 |
11 | 5546074a750 |
12 | 2373703b17b |
13 | 105829a2787 |
14 | 6c752153d5 |
15 | 3a8b19e748 |
hex | 212ad36e2f |
142452420143 has 16 divisors (see below), whose sum is σ = 163989757440. Its totient is φ = 122380272000.
The previous prime is 142452420107. The next prime is 142452420157. The reversal of 142452420143 is 341024254241.
It is a cyclic number.
It is not a de Polignac number, because 142452420143 - 210 = 142452419119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142452420163) 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, 766055 + ... + 933672.
It is an arithmetic number, because the mean of its divisors is an integer number (10249359840).
Almost surely, 2142452420143 is an apocalyptic number.
142452420143 is a deficient number, since it is larger than the sum of its proper divisors (21537337297).
142452420143 is a wasteful number, since it uses less digits than its factorization.
142452420143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1700158.
The product of its (nonzero) digits is 30720, while the sum is 32.
Adding to 142452420143 its reverse (341024254241), we get a palindrome (483476674384).
The spelling of 142452420143 in words is "one hundred forty-two billion, four hundred fifty-two million, four hundred twenty thousand, one hundred forty-three".
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