Base | Representation |
---|---|
bin | 101111110010110110111111… |
… | …101111000010000011111010 |
3 | 1000120021020020012121102021000 |
4 | 233302312333233002003322 |
5 | 210022432134032223002 |
6 | 2023022004440025430 |
7 | 62163452346531252 |
oct | 5762667757020372 |
9 | 1016236205542230 |
10 | 210203211211002 |
11 | 60a82754818959 |
12 | 1b6aa95a162276 |
13 | 903a101acbc09 |
14 | 39c9c654da962 |
15 | 1947d0431b61c |
hex | bf2dbfbc20fa |
210203211211002 has 128 divisors (see below), whose sum is σ = 484123107409920. Its totient is φ = 67535273136960.
The previous prime is 210203211210977. The next prime is 210203211211043. The reversal of 210203211211002 is 200112112302012.
210203211211002 is a `hidden beast` number, since 210 + 2 + 0 + 321 + 121 + 10 + 0 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2171764053 + ... + 2171860839.
It is an arithmetic number, because the mean of its divisors is an integer number (3782211776640).
Almost surely, 2210203211211002 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210203211211002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242061553704960).
210203211211002 is an abundant number, since it is smaller than the sum of its proper divisors (273919896198918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210203211211002 is a wasteful number, since it uses less digits than its factorization.
210203211211002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102025 (or 102019 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 210203211211002 its reverse (200112112302012), we get a palindrome (410315323513014).
The spelling of 210203211211002 in words is "two hundred ten trillion, two hundred three billion, two hundred eleven million, two hundred eleven thousand, two".
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