Base | Representation |
---|---|
bin | 10001011110100001001… |
… | …011110011010001101001 |
3 | 11020210222202120111121002 |
4 | 101132201023303101221 |
5 | 124134122011212334 |
6 | 2315422024124345 |
7 | 152524621264214 |
oct | 21364113632151 |
9 | 4223882514532 |
10 | 1201000100969 |
11 | 423383279819 |
12 | 1749186066b5 |
13 | 8933b85bb26 |
14 | 421b32a077b |
15 | 213928dbb7e |
hex | 117a12f3469 |
1201000100969 has 2 divisors, whose sum is σ = 1201000100970. Its totient is φ = 1201000100968.
The previous prime is 1201000100959. The next prime is 1201000101011. The reversal of 1201000100969 is 9690010001021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 790392121600 + 410607979369 = 889040^2 + 640787^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1201000100969 is a prime.
It is a super-2 number, since 2×12010001009692 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1201000100959) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600500050484 + 600500050485.
It is an arithmetic number, because the mean of its divisors is an integer number (600500050485).
Almost surely, 21201000100969 is an apocalyptic number.
It is an amenable number.
1201000100969 is a deficient number, since it is larger than the sum of its proper divisors (1).
1201000100969 is an equidigital number, since it uses as much as digits as its factorization.
1201000100969 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 972, while the sum is 29.
The spelling of 1201000100969 in words is "one trillion, two hundred one billion, one hundred thousand, nine hundred sixty-nine".
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