Base | Representation |
---|---|
bin | 111101101011010010110101… |
… | …1111110001100011001000101 |
3 | 2122010212122100010220011012112 |
4 | 1323112211223332030121011 |
5 | 1032102004101433303240 |
6 | 5201454325044430405 |
7 | 222162125325624440 |
oct | 17326455376143105 |
9 | 2563778303804175 |
10 | 542512015525445 |
11 | 147952065561239 |
12 | 50a1a5683a8405 |
13 | 1a393881a7c944 |
14 | 97d7a16308657 |
15 | 42abeb1016665 |
hex | 1ed696bf8c645 |
542512015525445 has 32 divisors (see below), whose sum is σ = 768064475535360. Its totient is φ = 359985723966720.
The previous prime is 542512015525433. The next prime is 542512015525451. The reversal of 542512015525445 is 544525510215245.
It is not a de Polignac number, because 542512015525445 - 212 = 542512015521349 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 542512015525393 and 542512015525402.
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, 2122139 + ... + 33007991.
It is an arithmetic number, because the mean of its divisors is an integer number (24002014860480).
Almost surely, 2542512015525445 is an apocalyptic number.
It is an amenable number.
542512015525445 is a deficient number, since it is larger than the sum of its proper divisors (225552460009915).
542512015525445 is a wasteful number, since it uses less digits than its factorization.
542512015525445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30902085.
The product of its (nonzero) digits is 8000000, while the sum is 50.
The spelling of 542512015525445 in words is "five hundred forty-two trillion, five hundred twelve billion, fifteen million, five hundred twenty-five thousand, four hundred forty-five".
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