Base | Representation |
---|---|
bin | 100111001001010… |
… | …0101001001010110 |
3 | 10101112120101110202 |
4 | 1032102211021112 |
5 | 10142223243330 |
6 | 334200420502 |
7 | 44356340243 |
oct | 11622451126 |
9 | 3345511422 |
10 | 1313493590 |
11 | 6144841a2 |
12 | 307a77732 |
13 | 17c180a56 |
14 | c66345ca |
15 | 7a4a8445 |
hex | 4e4a5256 |
1313493590 has 16 divisors (see below), whose sum is σ = 2373492672. Its totient is φ = 523352064.
The previous prime is 1313493553. The next prime is 1313493611. The reversal of 1313493590 is 953943131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252974 + ... + 258113.
It is an arithmetic number, because the mean of its divisors is an integer number (148343292).
Almost surely, 21313493590 is an apocalyptic number.
1313493590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1313493590 is a deficient number, since it is larger than the sum of its proper divisors (1059999082).
1313493590 is a wasteful number, since it uses less digits than its factorization.
1313493590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 511351.
The product of its (nonzero) digits is 43740, while the sum is 38.
The square root of 1313493590 is about 36242.1521160099. The cubic root of 1313493590 is about 1095.1559975966.
The spelling of 1313493590 in words is "one billion, three hundred thirteen million, four hundred ninety-three thousand, five hundred ninety".
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