Base | Representation |
---|---|
bin | 110001101010100110111001… |
… | …111111000110111100011100 |
3 | 1001122101220212121110200110101 |
4 | 301222212321333012330130 |
5 | 212112243243124214043 |
6 | 2052322222301550444 |
7 | 64003132221145000 |
oct | 6152467177067434 |
9 | 1048356777420411 |
10 | 218432272101148 |
11 | 636656740a1176 |
12 | 205b9779b75424 |
13 | 94b60c8669311 |
14 | 3bd226d688700 |
15 | 1a3bdd0b7a24d |
hex | c6a9b9fc6f1c |
218432272101148 has 24 divisors (see below), whose sum is σ = 445780147148000. Its totient is φ = 93613830899904.
The previous prime is 218432272101139. The next prime is 218432272101149. The reversal of 218432272101148 is 841101272234812.
It is a junction number, because it is equal to n+sod(n) for n = 218432272101098 and 218432272101107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (218432272101149) 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, 79603596333 + ... + 79603599076.
Almost surely, 2218432272101148 is an apocalyptic number.
218432272101148 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
218432272101148 is an abundant number, since it is smaller than the sum of its proper divisors (227347875046852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218432272101148 is a wasteful number, since it uses less digits than its factorization.
218432272101148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159207195434 (or 159207195418 counting only the distinct ones).
The product of its (nonzero) digits is 344064, while the sum is 46.
The spelling of 218432272101148 in words is "two hundred eighteen trillion, four hundred thirty-two billion, two hundred seventy-two million, one hundred one thousand, one hundred forty-eight".
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