Base | Representation |
---|---|
bin | 101010000000011110… |
… | …0101001010010111001 |
3 | 22121211220102112101222 |
4 | 1110000330221102321 |
5 | 2434222303223001 |
6 | 105235245521425 |
7 | 6342331066421 |
oct | 1240074512271 |
9 | 277756375358 |
10 | 90210211001 |
11 | 35292348799 |
12 | 15597273275 |
13 | 86785431a1 |
14 | 451abbb481 |
15 | 252ea5161b |
hex | 1500f294b9 |
90210211001 has 8 divisors (see below), whose sum is σ = 94135535424. Its totient is φ = 86285148400.
The previous prime is 90210210991. The next prime is 90210211033. The reversal of 90210211001 is 10011201209.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-90210211001 is a prime.
It is a super-3 number, since 3×902102110013 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90210211601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026155 + ... + 1110591.
It is an arithmetic number, because the mean of its divisors is an integer number (11766941928).
Almost surely, 290210211001 is an apocalyptic number.
It is an amenable number.
90210211001 is a deficient number, since it is larger than the sum of its proper divisors (3925324423).
90210211001 is a wasteful number, since it uses less digits than its factorization.
90210211001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130911.
The product of its (nonzero) digits is 36, while the sum is 17.
The spelling of 90210211001 in words is "ninety billion, two hundred ten million, two hundred eleven thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •