Base | Representation |
---|---|
bin | 10001000000101… |
… | …11001000110111 |
3 | 100221111222010100 |
4 | 20200113020313 |
5 | 243012413421 |
6 | 22054325143 |
7 | 3351640140 |
oct | 1040271067 |
9 | 327458110 |
10 | 142701111 |
11 | 73607503 |
12 | 3b9597b3 |
13 | 23744937 |
14 | 14d48ac7 |
15 | c7dbc26 |
hex | 8817237 |
142701111 has 24 divisors (see below), whose sum is σ = 249429024. Its totient is φ = 76746240.
The previous prime is 142701079. The next prime is 142701151. The reversal of 142701111 is 111107241.
It is not a de Polignac number, because 142701111 - 25 = 142701079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142701151) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65550 + ... + 67691.
It is an arithmetic number, because the mean of its divisors is an integer number (10392876).
Almost surely, 2142701111 is an apocalyptic number.
142701111 is a deficient number, since it is larger than the sum of its proper divisors (106727913).
142701111 is a wasteful number, since it uses less digits than its factorization.
142701111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133271 (or 133268 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 18.
The square root of 142701111 is about 11945.7570291715. The cubic root of 142701111 is about 522.5675664857.
Adding to 142701111 its reverse (111107241), we get a palindrome (253808352).
The spelling of 142701111 in words is "one hundred forty-two million, seven hundred one thousand, one hundred eleven".
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