Base | Representation |
---|---|
bin | 110010100000101… |
… | …1010101111010101 |
3 | 11101010012100012221 |
4 | 1211001122233111 |
5 | 11432341323420 |
6 | 440102542341 |
7 | 60000106240 |
oct | 14501325725 |
9 | 4333170187 |
10 | 1694870485 |
11 | 79a78a310 |
12 | 3b37379b1 |
13 | 2101a1859 |
14 | 12114c257 |
15 | 9dbddcaa |
hex | 6505abd5 |
1694870485 has 32 divisors (see below), whose sum is σ = 2538646272. Its totient is φ = 1055316480.
The previous prime is 1694870479. The next prime is 1694870501. The reversal of 1694870485 is 5840784961.
It is not a de Polignac number, because 1694870485 - 25 = 1694870453 is a prime.
It is a Duffinian number.
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, 420339 + ... + 424351.
It is an arithmetic number, because the mean of its divisors is an integer number (79332696).
Almost surely, 21694870485 is an apocalyptic number.
It is an amenable number.
1694870485 is a deficient number, since it is larger than the sum of its proper divisors (843775787).
1694870485 is a wasteful number, since it uses less digits than its factorization.
1694870485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5133.
The product of its (nonzero) digits is 1935360, while the sum is 52.
The square root of 1694870485 is about 41168.8047555428. The cubic root of 1694870485 is about 1192.2815923789.
The spelling of 1694870485 in words is "one billion, six hundred ninety-four million, eight hundred seventy thousand, four hundred eighty-five".
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