Base | Representation |
---|---|
bin | 1110010001011110… |
… | …0011011011101010 |
3 | 100220000102020212111 |
4 | 3210113203123222 |
5 | 30321313122230 |
6 | 1432103432534 |
7 | 163642122115 |
oct | 34427433352 |
9 | 10800366774 |
10 | 3831379690 |
11 | 16967942a6 |
12 | 8ab15574a |
13 | 490a03398 |
14 | 284bbd57c |
15 | 17656892a |
hex | e45e36ea |
3831379690 has 32 divisors (see below), whose sum is σ = 6980904000. Its totient is φ = 1513826688.
The previous prime is 3831379687. The next prime is 3831379723. The reversal of 3831379690 is 969731383.
It is a super-2 number, since 2×38313796902 = 29358940657888992200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1439581 + ... + 1442239.
It is an arithmetic number, because the mean of its divisors is an integer number (218153250).
Almost surely, 23831379690 is an apocalyptic number.
3831379690 is a deficient number, since it is larger than the sum of its proper divisors (3149524310).
3831379690 is a wasteful number, since it uses less digits than its factorization.
3831379690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4374.
The product of its (nonzero) digits is 734832, while the sum is 49.
The square root of 3831379690 is about 61898.1396327870. The cubic root of 3831379690 is about 1564.7743947639.
The spelling of 3831379690 in words is "three billion, eight hundred thirty-one million, three hundred seventy-nine thousand, six hundred ninety".
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