Base | Representation |
---|---|
bin | 101010000000110110… |
… | …1011100001010111101 |
3 | 22121212210111101202211 |
4 | 1110001231130022331 |
5 | 2434234042033201 |
6 | 105240424020421 |
7 | 6342544603015 |
oct | 1240155341275 |
9 | 277783441684 |
10 | 90223002301 |
11 | 35299595013 |
12 | 1559b601711 |
13 | 867b0a13c3 |
14 | 451c78ac45 |
15 | 2530c2b651 |
hex | 1501b5c2bd |
90223002301 has 6 divisors (see below), whose sum is σ = 90729889502. Its totient is φ = 89718931320.
The previous prime is 90223002263. The next prime is 90223002407. The reversal of 90223002301 is 10320032209.
It can be written as a sum of positive squares in only one way, i.e., 60137752900 + 30085249401 = 245230^2 + 173451^2 .
It is not a de Polignac number, because 90223002301 - 213 = 90222994109 is a prime.
It is a super-3 number, since 3×902230023013 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90223008301) 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, 1375890 + ... + 1439971.
Almost surely, 290223002301 is an apocalyptic number.
It is an amenable number.
90223002301 is a deficient number, since it is larger than the sum of its proper divisors (506887201).
90223002301 is an equidigital number, since it uses as much as digits as its factorization.
90223002301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2816219 (or 2816040 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
The spelling of 90223002301 in words is "ninety billion, two hundred twenty-three million, two thousand, three hundred one".
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