Base | Representation |
---|---|
bin | 10101011110000001110000… |
… | …00000001011001011111100 |
3 | 20012011100102002202011210020 |
4 | 22233000320000023023330 |
5 | 22142002034320300143 |
6 | 244224311325212140 |
7 | 12641620021323366 |
oct | 1257007000131374 |
9 | 205140362664706 |
10 | 47211220087548 |
11 | 14052190a44440 |
12 | 5365a26101050 |
13 | 2045cca9080ca |
14 | b9306c9d3d36 |
15 | 56d113905883 |
hex | 2af03800b2fc |
47211220087548 has 96 divisors (see below), whose sum is σ = 120404793949440. Its totient is φ = 14278965120000.
The previous prime is 47211220087487. The next prime is 47211220087561. The reversal of 47211220087548 is 84578002211274.
It is a self number, because there is not a number n which added to its sum of digits gives 47211220087548.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 474869268 + ... + 474968676.
It is an arithmetic number, because the mean of its divisors is an integer number (1254216603640).
Almost surely, 247211220087548 is an apocalyptic number.
It is an amenable number.
47211220087548 is an abundant number, since it is smaller than the sum of its proper divisors (73193573861892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47211220087548 is a wasteful number, since it uses less digits than its factorization.
47211220087548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106299 (or 106297 counting only the distinct ones).
The product of its (nonzero) digits is 2007040, while the sum is 51.
The spelling of 47211220087548 in words is "forty-seven trillion, two hundred eleven billion, two hundred twenty million, eighty-seven thousand, five hundred forty-eight".
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