Base | Representation |
---|---|
bin | 10011111000010110100111… |
… | …011000110011010001111101 |
3 | 102110120202012101000002112101 |
4 | 103320112213120303101331 |
5 | 42430020304112304440 |
6 | 505543143352305101 |
7 | 24263001101323432 |
oct | 2370264730632175 |
9 | 373522171002471 |
10 | 87435457541245 |
11 | 25950195387380 |
12 | 99816b19a2191 |
13 | 39a3188a59bc8 |
14 | 1783c8215bb89 |
15 | a195e483e69a |
hex | 4f85a763347d |
87435457541245 has 16 divisors (see below), whose sum is σ = 114462381720960. Its totient is φ = 63588635265600.
The previous prime is 87435457541197. The next prime is 87435457541249. The reversal of 87435457541245 is 54214575453478.
It is a de Polignac number, because none of the positive numbers 2k-87435457541245 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87435457541249) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5360121 + ... + 14268910.
It is an arithmetic number, because the mean of its divisors is an integer number (7153898857560).
Almost surely, 287435457541245 is an apocalyptic number.
It is an amenable number.
87435457541245 is a deficient number, since it is larger than the sum of its proper divisors (27026924179715).
87435457541245 is a wasteful number, since it uses less digits than its factorization.
87435457541245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19710036.
The product of its digits is 376320000, while the sum is 64.
The spelling of 87435457541245 in words is "eighty-seven trillion, four hundred thirty-five billion, four hundred fifty-seven million, five hundred forty-one thousand, two hundred forty-five".
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