Base | Representation |
---|---|
bin | 100011110100101… |
… | …0001010100110001 |
3 | 10002202202222200000 |
4 | 1013221101110301 |
5 | 4430203014301 |
6 | 315135020213 |
7 | 41533561452 |
oct | 10751212461 |
9 | 3082688600 |
10 | 1202001201 |
11 | 567553325 |
12 | 29666a669 |
13 | 16204531b |
14 | b58d1129 |
15 | 707d3786 |
hex | 47a51531 |
1202001201 has 24 divisors (see below), whose sum is σ = 1906448544. Its totient is φ = 754194240.
The previous prime is 1202001181. The next prime is 1202001211. The reversal of 1202001201 is 1021002021.
It is not a de Polignac number, because 1202001201 - 218 = 1201739057 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (1202001211) 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, 141355 + ... + 149616.
It is an arithmetic number, because the mean of its divisors is an integer number (79435356).
Almost surely, 21202001201 is an apocalyptic number.
It is an amenable number.
1202001201 is a deficient number, since it is larger than the sum of its proper divisors (704447343).
1202001201 is an equidigital number, since it uses as much as digits as its factorization.
1202001201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291003 (or 290991 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1202001201 is about 34669.8889672292. Note that the first 3 decimals coincide. The cubic root of 1202001201 is about 1063.2489614979.
Adding to 1202001201 its reverse (1021002021), we get a palindrome (2223003222).
The spelling of 1202001201 in words is "one billion, two hundred two million, one thousand, two hundred one".
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