Base | Representation |
---|---|
bin | 10011110100010010… |
… | …00111000000100110 |
3 | 1000110110102110102111 |
4 | 21322021013000212 |
5 | 133242110033300 |
6 | 4515413431234 |
7 | 524435136322 |
oct | 117211070046 |
9 | 30413373374 |
10 | 10639142950 |
11 | 456a578627 |
12 | 208b03b51a |
13 | 100723c777 |
14 | 72cdb8982 |
15 | 42405d9ba |
hex | 27a247026 |
10639142950 has 48 divisors (see below), whose sum is σ = 20014656480. Its totient is φ = 4207230720.
The previous prime is 10639142923. The next prime is 10639142957. The reversal of 10639142950 is 5924193601.
It is a super-2 number, since 2×106391429502 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10639142957) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3897186 + ... + 3899914.
It is an arithmetic number, because the mean of its divisors is an integer number (416972010).
Almost surely, 210639142950 is an apocalyptic number.
10639142950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10639142950 is a deficient number, since it is larger than the sum of its proper divisors (9375513530).
10639142950 is a wasteful number, since it uses less digits than its factorization.
10639142950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3601 (or 3596 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 40.
The spelling of 10639142950 in words is "ten billion, six hundred thirty-nine million, one hundred forty-two thousand, nine hundred fifty".
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