Base | Representation |
---|---|
bin | 1100100001000100010… |
… | …1001000100111000101 |
3 | 202120001011010221011111 |
4 | 3020101011020213011 |
5 | 12010342420022321 |
6 | 242441412405021 |
7 | 21351523456051 |
oct | 3102105104705 |
9 | 676034127144 |
10 | 215034923461 |
11 | 83217676786 |
12 | 35812916771 |
13 | 1737c1751a7 |
14 | a59cbd6c61 |
15 | 58d83865e1 |
hex | 32111489c5 |
215034923461 has 8 divisors (see below), whose sum is σ = 215414716160. Its totient is φ = 214655215968.
The previous prime is 215034923449. The next prime is 215034923483. The reversal of 215034923461 is 164329430512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-215034923461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (215034923561) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7080070 + ... + 7110376.
It is an arithmetic number, because the mean of its divisors is an integer number (26926839520).
Almost surely, 2215034923461 is an apocalyptic number.
It is an amenable number.
215034923461 is a deficient number, since it is larger than the sum of its proper divisors (379792699).
215034923461 is a wasteful number, since it uses less digits than its factorization.
215034923461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42603.
The product of its (nonzero) digits is 155520, while the sum is 40.
The spelling of 215034923461 in words is "two hundred fifteen billion, thirty-four million, nine hundred twenty-three thousand, four hundred sixty-one".
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