Base | Representation |
---|---|
bin | 10011000001010011… |
… | …10110110111111111 |
3 | 222100122202222000102 |
4 | 21200221312313333 |
5 | 131403122114444 |
6 | 4405140151315 |
7 | 511023326222 |
oct | 114051666777 |
9 | 28318688012 |
10 | 10211519999 |
11 | 437015612a |
12 | 1b8b99853b |
13 | c69779135 |
14 | 6cc2a35b9 |
15 | 3eb74084e |
hex | 260a76dff |
10211519999 has 24 divisors (see below), whose sum is σ = 11719883088. Its totient is φ = 8858730240.
The previous prime is 10211519977. The next prime is 10211520031. The reversal of 10211519999 is 99991511201.
It is not a de Polignac number, because 10211519999 - 212 = 10211515903 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10211519909) 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, 204584 + ... + 249554.
It is an arithmetic number, because the mean of its divisors is an integer number (488328462).
Almost surely, 210211519999 is an apocalyptic number.
10211519999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
10211519999 is a deficient number, since it is larger than the sum of its proper divisors (1508363089).
10211519999 is a wasteful number, since it uses less digits than its factorization.
10211519999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45063 (or 45044 counting only the distinct ones).
The product of its (nonzero) digits is 65610, while the sum is 47.
The spelling of 10211519999 in words is "ten billion, two hundred eleven million, five hundred nineteen thousand, nine hundred ninety-nine".
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