Base | Representation |
---|---|
bin | 110110001000100010010010… |
… | …100000011001000001100001 |
3 | 1011012222022220011122220221021 |
4 | 312020202102200121001201 |
5 | 222201210030242212023 |
6 | 2202204535100125441 |
7 | 101101535143112002 |
oct | 6610422240310141 |
9 | 1135868804586837 |
10 | 238081085116513 |
11 | 69950691872821 |
12 | 22851861836881 |
13 | a2acc47196462 |
14 | 42b12865711a9 |
15 | 1c7d07e69335d |
hex | d88892819061 |
238081085116513 has 4 divisors (see below), whose sum is σ = 243146640119040. Its totient is φ = 233015530113988.
The previous prime is 238081085116489. The next prime is 238081085116519. The reversal of 238081085116513 is 315611580180832.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 238081085116513 - 217 = 238081084985441 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (238081085116519) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2532777501193 + ... + 2532777501286.
It is an arithmetic number, because the mean of its divisors is an integer number (60786660029760).
Almost surely, 2238081085116513 is an apocalyptic number.
It is an amenable number.
238081085116513 is a deficient number, since it is larger than the sum of its proper divisors (5065555002527).
238081085116513 is an equidigital number, since it uses as much as digits as its factorization.
238081085116513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5065555002526.
The product of its (nonzero) digits is 1382400, while the sum is 52.
The spelling of 238081085116513 in words is "two hundred thirty-eight trillion, eighty-one billion, eighty-five million, one hundred sixteen thousand, five hundred thirteen".
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