Base | Representation |
---|---|
bin | 1010110100010… |
… | …01110010001111 |
3 | 20022202011111020 |
4 | 11122021302033 |
5 | 141212220103 |
6 | 13000525223 |
7 | 2151202440 |
oct | 532116217 |
9 | 208664436 |
10 | 90741903 |
11 | 4724880a |
12 | 26480813 |
13 | 15a51845 |
14 | c0a12c7 |
15 | 7e76753 |
hex | 5689c8f |
90741903 has 16 divisors (see below), whose sum is σ = 146407680. Its totient is φ = 48802176.
The previous prime is 90741839. The next prime is 90741947. The reversal of 90741903 is 30914709.
It is not a de Polignac number, because 90741903 - 26 = 90741839 is a prime.
It is a super-2 number, since 2×907419032 = 16468185920122818, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90741983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126733 + ... + 127446.
It is an arithmetic number, because the mean of its divisors is an integer number (9150480).
Almost surely, 290741903 is an apocalyptic number.
90741903 is a deficient number, since it is larger than the sum of its proper divisors (55665777).
90741903 is a wasteful number, since it uses less digits than its factorization.
90741903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254206.
The product of its (nonzero) digits is 6804, while the sum is 33.
The square root of 90741903 is about 9525.8544498643. The cubic root of 90741903 is about 449.3685018691.
The spelling of 90741903 in words is "ninety million, seven hundred forty-one thousand, nine hundred three".
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