Base | Representation |
---|---|
bin | 1010110000101… |
… | …00000000010100 |
3 | 20021211122201120 |
4 | 11120110000110 |
5 | 141101300401 |
6 | 12542323540 |
7 | 2144123106 |
oct | 530240024 |
9 | 207748646 |
10 | 90259476 |
11 | 46a4930a |
12 | 262895b0 |
13 | 15913098 |
14 | bdb7576 |
15 | 7dcd836 |
hex | 5614014 |
90259476 has 24 divisors (see below), whose sum is σ = 217400064. Its totient is φ = 29115840.
The previous prime is 90259471. The next prime is 90259483. The reversal of 90259476 is 67495209.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90259471) 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, 120945 + ... + 121688.
It is an arithmetic number, because the mean of its divisors is an integer number (9058336).
Almost surely, 290259476 is an apocalyptic number.
It is an amenable number.
90259476 is an abundant number, since it is smaller than the sum of its proper divisors (127140588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90259476 is a wasteful number, since it uses less digits than its factorization.
90259476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242671 (or 242669 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 42.
The square root of 90259476 is about 9500.4987237513. The cubic root of 90259476 is about 448.5707343859.
It can be divided in two parts, 902 and 59476, that added together give a triangular number (60378 = T347).
The spelling of 90259476 in words is "ninety million, two hundred fifty-nine thousand, four hundred seventy-six".
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