Base | Representation |
---|---|
bin | 11101011001010001100… |
… | …11110111110001101000 |
3 | 10120112222202221201110112 |
4 | 32230220303313301220 |
5 | 113021441003013000 |
6 | 2051553304033452 |
7 | 132653535233546 |
oct | 16545063676150 |
9 | 3515882851415 |
10 | 1010002001000 |
11 | 35a380887323 |
12 | 1438b3762888 |
13 | 74320506a25 |
14 | 36c5496ad96 |
15 | 1b4148bc235 |
hex | eb28cf7c68 |
1010002001000 has 32 divisors (see below), whose sum is σ = 2363404684680. Its totient is φ = 404000800000.
The previous prime is 1010002000991. The next prime is 1010002001039. The reversal of 1010002001000 is 1002000101.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 95526737476 + 914475263524 = 309074^2 + 956282^2 .
It is a Harshad number since it is a multiple of its sum of digits (5).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505000001 + ... + 505002000.
Almost surely, 21010002001000 is an apocalyptic number.
1010002001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1010002001000 is an abundant number, since it is smaller than the sum of its proper divisors (1353402683680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1010002001000 is a wasteful number, since it uses less digits than its factorization.
1010002001000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1010002022 (or 1010002008 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 5.
Adding to 1010002001000 its reverse (1002000101), we get a palindrome (1011004001101).
The spelling of 1010002001000 in words is "one trillion, ten billion, two million, one thousand".
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