Base | Representation |
---|---|
bin | 1000011000010101… |
… | …0110100100001010 |
3 | 12210202220222121000 |
4 | 2012011112210022 |
5 | 14101341100330 |
6 | 1011115355430 |
7 | 106513601034 |
oct | 20605264412 |
9 | 5722828530 |
10 | 2249550090 |
11 | a548a3307 |
12 | 529452b76 |
13 | 29b090038 |
14 | 174a98c54 |
15 | d2758560 |
hex | 8615690a |
2249550090 has 32 divisors (see below), whose sum is σ = 5998800960. Its totient is φ = 599879952.
The previous prime is 2249550077. The next prime is 2249550091. The reversal of 2249550090 is 900559422.
It is a happy number.
2249550090 is a `hidden beast` number, since 22 + 49 + 5 + 500 + 90 = 666.
It is not an unprimeable number, because it can be changed into a prime (2249550091) 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, 4165564 + ... + 4166103.
It is an arithmetic number, because the mean of its divisors is an integer number (187462530).
Almost surely, 22249550090 is an apocalyptic number.
2249550090 is an abundant number, since it is smaller than the sum of its proper divisors (3749250870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2249550090 is a wasteful number, since it uses less digits than its factorization.
2249550090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8331683 (or 8331677 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 36.
The square root of 2249550090 is about 47429.4221976191. The cubic root of 2249550090 is about 1310.2833507074.
The spelling of 2249550090 in words is "two billion, two hundred forty-nine million, five hundred fifty thousand, ninety".
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