Base | Representation |
---|---|
bin | 10010100111101111… |
… | …00001111000100000 |
3 | 221210201010020012120 |
4 | 21103313201320200 |
5 | 130433213001344 |
6 | 4331554224240 |
7 | 502510046151 |
oct | 112367417040 |
9 | 27721106176 |
10 | 9997000224 |
11 | 4270056262 |
12 | 1b2bb85080 |
13 | c341a9c63 |
14 | 6ab9c1928 |
15 | 3d79b9219 |
hex | 253de1e20 |
9997000224 has 48 divisors (see below), whose sum is σ = 26255248992. Its totient is φ = 3330667008.
The previous prime is 9997000219. The next prime is 9997000231. The reversal of 9997000224 is 4220007999.
It is a Cunningham number, because it is equal to 999852-1.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174972 + ... + 224964.
It is an arithmetic number, because the mean of its divisors is an integer number (546984354).
Almost surely, 29997000224 is an apocalyptic number.
It is an amenable number.
9997000224 is an abundant number, since it is smaller than the sum of its proper divisors (16258248768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9997000224 is a wasteful number, since it uses less digits than its factorization.
9997000224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52089 (or 52081 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 42.
The square root of 9997000224 is about 99984.9999949992. Note that the first 5 decimals coincide. The cubic root of 9997000224 is about 2154.2192411046.
The spelling of 9997000224 in words is "nine billion, nine hundred ninety-seven million, two hundred twenty-four", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •