Base | Representation |
---|---|
bin | 11000001010001… |
… | …11111110110001 |
3 | 112010100200222100 |
4 | 30011013332301 |
5 | 403340420001 |
6 | 32035531013 |
7 | 5010444432 |
oct | 1405077661 |
9 | 463320870 |
10 | 202670001 |
11 | a4446a76 |
12 | 57a59a69 |
13 | 32cb06a1 |
14 | 1ccb9489 |
15 | 12bd5586 |
hex | c147fb1 |
202670001 has 6 divisors (see below), whose sum is σ = 292745570. Its totient is φ = 135113328.
The previous prime is 202669993. The next prime is 202670021. The reversal of 202670001 is 100076202.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 136328976 + 66341025 = 11676^2 + 8145^2 .
It is not a de Polignac number, because 202670001 - 23 = 202669993 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (202670021) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11259436 + ... + 11259453.
Almost surely, 2202670001 is an apocalyptic number.
It is an amenable number.
202670001 is a deficient number, since it is larger than the sum of its proper divisors (90075569).
202670001 is a wasteful number, since it uses less digits than its factorization.
202670001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22518895 (or 22518892 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 202670001 is about 14236.2214439085. The cubic root of 202670001 is about 587.3944289557.
It can be divided in two parts, 2026 and 70001, that added together give a palindrome (72027).
The spelling of 202670001 in words is "two hundred two million, six hundred seventy thousand, one".
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