Base | Representation |
---|---|
bin | 10011111011001… |
… | …10001011010101 |
3 | 102122111200212012 |
4 | 21331212023111 |
5 | 320242021401 |
6 | 24330234005 |
7 | 4066453520 |
oct | 1175461325 |
9 | 378450765 |
10 | 167142101 |
11 | 86390375 |
12 | 47b85905 |
13 | 28821569 |
14 | 182abbb7 |
15 | ea188bb |
hex | 9f662d5 |
167142101 has 4 divisors (see below), whose sum is σ = 191019552. Its totient is φ = 143264652.
The previous prime is 167142083. The next prime is 167142121. The reversal of 167142101 is 101241761.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 167142101 - 26 = 167142037 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 (167142121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11938715 + ... + 11938728.
It is an arithmetic number, because the mean of its divisors is an integer number (47754888).
Almost surely, 2167142101 is an apocalyptic number.
It is an amenable number.
167142101 is a deficient number, since it is larger than the sum of its proper divisors (23877451).
167142101 is an equidigital number, since it uses as much as digits as its factorization.
167142101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23877450.
The product of its (nonzero) digits is 336, while the sum is 23.
The square root of 167142101 is about 12928.3448669967. The cubic root of 167142101 is about 550.8439945560.
Adding to 167142101 its reverse (101241761), we get a palindrome (268383862).
The spelling of 167142101 in words is "one hundred sixty-seven million, one hundred forty-two thousand, one hundred one".
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