Base | Representation |
---|---|
bin | 101111011111110111… |
… | …1010111000000111001 |
3 | 100202021122002022121112 |
4 | 1132333233113000321 |
5 | 3132344241023342 |
6 | 114505245450105 |
7 | 10240453065434 |
oct | 1367757270071 |
9 | 322248068545 |
10 | 102001111097 |
11 | 3a292a71526 |
12 | 17927b70935 |
13 | 9807285752 |
14 | 4d18b2881b |
15 | 29bec6b682 |
hex | 17bfbd7039 |
102001111097 has 16 divisors (see below), whose sum is σ = 106674122880. Its totient is φ = 97410768000.
The previous prime is 102001111073. The next prime is 102001111099. The reversal of 102001111097 is 790111100201.
It is a happy number.
It is not a de Polignac number, because 102001111097 - 216 = 102001045561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102001111099) 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, 970322 + ... + 1070292.
It is an arithmetic number, because the mean of its divisors is an integer number (6667132680).
Almost surely, 2102001111097 is an apocalyptic number.
It is an amenable number.
102001111097 is a deficient number, since it is larger than the sum of its proper divisors (4673011783).
102001111097 is a wasteful number, since it uses less digits than its factorization.
102001111097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100384.
The product of its (nonzero) digits is 126, while the sum is 23.
Adding to 102001111097 its reverse (790111100201), we get a palindrome (892112211298).
The spelling of 102001111097 in words is "one hundred two billion, one million, one hundred eleven thousand, ninety-seven".
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