Base | Representation |
---|---|
bin | 1001001001111111010… |
… | …0001101100101100111 |
3 | 120001000111212100211110 |
4 | 2102133310031211213 |
5 | 10034122310242033 |
6 | 200132422440103 |
7 | 14236020452103 |
oct | 2223764154547 |
9 | 501014770743 |
10 | 157300087143 |
11 | 6078a886721 |
12 | 2659b593033 |
13 | 11aaaab3a54 |
14 | 7883104903 |
15 | 4159923363 |
hex | 249fd0d967 |
157300087143 has 4 divisors (see below), whose sum is σ = 209733449528. Its totient is φ = 104866724760.
The previous prime is 157300087141. The next prime is 157300087177. The reversal of 157300087143 is 341780003751.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 157300087143 - 21 = 157300087141 is a prime.
It is a super-3 number, since 3×1573000871433 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157300087141) 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, 26216681188 + ... + 26216681193.
It is an arithmetic number, because the mean of its divisors is an integer number (52433362382).
Almost surely, 2157300087143 is an apocalyptic number.
157300087143 is a deficient number, since it is larger than the sum of its proper divisors (52433362385).
157300087143 is an equidigital number, since it uses as much as digits as its factorization.
157300087143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52433362384.
The product of its (nonzero) digits is 70560, while the sum is 39.
The spelling of 157300087143 in words is "one hundred fifty-seven billion, three hundred million, eighty-seven thousand, one hundred forty-three".
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