Base | Representation |
---|---|
bin | 100000011001011… |
… | …1010001101000001 |
3 | 2210202112202121020 |
4 | 1000302322031001 |
5 | 4211243244200 |
6 | 255512020053 |
7 | 35640043044 |
oct | 10062721501 |
9 | 2722482536 |
10 | 1087087425 |
11 | 5086a5966 |
12 | 264091629 |
13 | 1442ac4c8 |
14 | a453ac5b |
15 | 65684ea0 |
hex | 40cba341 |
1087087425 has 12 divisors (see below), whose sum is σ = 1797318000. Its totient is φ = 579779920.
The previous prime is 1087087409. The next prime is 1087087453. The reversal of 1087087425 is 5247807801.
It is not a de Polignac number, because 1087087425 - 24 = 1087087409 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7247175 + ... + 7247324.
It is an arithmetic number, because the mean of its divisors is an integer number (149776500).
Almost surely, 21087087425 is an apocalyptic number.
1087087425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1087087425 is a deficient number, since it is larger than the sum of its proper divisors (710230575).
1087087425 is a wasteful number, since it uses less digits than its factorization.
1087087425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14494512 (or 14494507 counting only the distinct ones).
The product of its (nonzero) digits is 125440, while the sum is 42.
The square root of 1087087425 is about 32971.0088562664. The cubic root of 1087087425 is about 1028.2249961097.
The spelling of 1087087425 in words is "one billion, eighty-seven million, eighty-seven thousand, four hundred twenty-five".
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