Base | Representation |
---|---|
bin | 1010101001000011001000… |
… | …10100111001111100000101 |
3 | 10001212002012120200012022102 |
4 | 11110201210110321330011 |
5 | 11031344030221433110 |
6 | 121434041143441445 |
7 | 4633433202604115 |
oct | 524414424717405 |
9 | 101762176605272 |
10 | 23400665030405 |
11 | 75021913a0313 |
12 | 275b257456285 |
13 | 100989a169390 |
14 | 5ac85378b045 |
15 | 2a8a895895a5 |
hex | 154864539f05 |
23400665030405 has 32 divisors (see below), whose sum is σ = 30967458998784. Its totient is φ = 16865897158656.
The previous prime is 23400665030371. The next prime is 23400665030429. The reversal of 23400665030405 is 50403056600432.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-23400665030405 is a prime.
It is a super-2 number, since 2×234006650304052 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 554357 + ... + 6863573.
It is an arithmetic number, because the mean of its divisors is an integer number (967733093712).
Almost surely, 223400665030405 is an apocalyptic number.
It is an amenable number.
23400665030405 is a deficient number, since it is larger than the sum of its proper divisors (7566793968379).
23400665030405 is a wasteful number, since it uses less digits than its factorization.
23400665030405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6310605.
The product of its (nonzero) digits is 259200, while the sum is 38.
The spelling of 23400665030405 in words is "twenty-three trillion, four hundred billion, six hundred sixty-five million, thirty thousand, four hundred five".
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