Base | Representation |
---|---|
bin | 10001010011011101… |
… | …11011001011000000 |
3 | 212222102222001101010 |
4 | 20221232323023000 |
5 | 123011231221230 |
6 | 4133503040520 |
7 | 446134362564 |
oct | 105156731300 |
9 | 25872861333 |
10 | 9290101440 |
11 | 3a38024794 |
12 | 19732a0140 |
13 | b508c3759 |
14 | 641b6d6a4 |
15 | 3958d29b0 |
hex | 229bbb2c0 |
9290101440 has 224 divisors, whose sum is σ = 30375124416. Its totient is φ = 2404188160.
The previous prime is 9290101423. The next prime is 9290101441. The reversal of 9290101440 is 441010929.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 9290101398 and 9290101407.
It is not an unprimeable number, because it can be changed into a prime (9290101441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9170374 + ... + 9171386.
It is an arithmetic number, because the mean of its divisors is an integer number (135603234).
Almost surely, 29290101440 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9290101440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15187562208).
9290101440 is an abundant number, since it is smaller than the sum of its proper divisors (21085022976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9290101440 is a wasteful number, since it uses less digits than its factorization.
9290101440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1307 (or 1297 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 9290101440 is about 96385.1723036277. The cubic root of 9290101440 is about 2102.1973553029.
The spelling of 9290101440 in words is "nine billion, two hundred ninety million, one hundred one thousand, four hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.106 sec. • engine limits •