Base | Representation |
---|---|
bin | 110101101110001… |
… | …000011001110010 |
3 | 2022210221001021002 |
4 | 311232020121302 |
5 | 3321212113430 |
6 | 225233402002 |
7 | 31222541330 |
oct | 6556103162 |
9 | 2283831232 |
10 | 901285490 |
11 | 422830146 |
12 | 211a09302 |
13 | 114956831 |
14 | 879b2b50 |
15 | 541d2845 |
hex | 35b88672 |
901285490 has 32 divisors (see below), whose sum is σ = 1918010880. Its totient is φ = 298355904.
The previous prime is 901285487. The next prime is 901285499. The reversal of 901285490 is 94582109.
901285490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (901285499) 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, 219962 + ... + 224021.
It is an arithmetic number, because the mean of its divisors is an integer number (59937840).
Almost surely, 2901285490 is an apocalyptic number.
901285490 is an abundant number, since it is smaller than the sum of its proper divisors (1016725390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
901285490 is a wasteful number, since it uses less digits than its factorization.
901285490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444026.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 901285490 is about 30021.4171884007. The cubic root of 901285490 is about 965.9488425715.
The spelling of 901285490 in words is "nine hundred one million, two hundred eighty-five thousand, four hundred ninety".
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