Base | Representation |
---|---|
bin | 110010110000000110011010… |
… | …011110111101111111110001 |
3 | 1002021022110012200101211201100 |
4 | 302300012122132331333301 |
5 | 213224013431241342340 |
6 | 2110420120134555013 |
7 | 65005141024650264 |
oct | 6260063236757761 |
9 | 1067273180354640 |
10 | 223207747215345 |
11 | 6513696831a872 |
12 | 2104b1a6b08a69 |
13 | 9771528458a69 |
14 | 3d19453b20cdb |
15 | 1ac122bd04830 |
hex | cb019a7bdff1 |
223207747215345 has 48 divisors (see below), whose sum is σ = 387030900344400. Its totient is φ = 119001837588480.
The previous prime is 223207747215319. The next prime is 223207747215361. The reversal of 223207747215345 is 543512747702322.
223207747215345 is a `hidden beast` number, since 2 + 2 + 3 + 207 + 74 + 7 + 21 + 5 + 345 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 42974947358784 + 180232799856561 = 6555528^2 + 13425081^2 .
It is not a de Polignac number, because 223207747215345 - 216 = 223207747149809 is a prime.
It is a super-3 number, since 3×2232077472153453 (a number of 44 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223207747215291 and 223207747215300.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2884937821 + ... + 2885015189.
It is an arithmetic number, because the mean of its divisors is an integer number (8063143757175).
Almost surely, 2223207747215345 is an apocalyptic number.
It is an amenable number.
223207747215345 is a deficient number, since it is larger than the sum of its proper divisors (163823153129055).
223207747215345 is a wasteful number, since it uses less digits than its factorization.
223207747215345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99330 (or 99327 counting only the distinct ones).
The product of its (nonzero) digits is 19756800, while the sum is 54.
The spelling of 223207747215345 in words is "two hundred twenty-three trillion, two hundred seven billion, seven hundred forty-seven million, two hundred fifteen thousand, three hundred forty-five".
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