Base | Representation |
---|---|
bin | 11011011011111… |
… | …10000010101111 |
3 | 121001002001111121 |
4 | 31231332002233 |
5 | 432404420130 |
6 | 34501001411 |
7 | 5463165061 |
oct | 1555760257 |
9 | 531061447 |
10 | 230154415 |
11 | 108a09467 |
12 | 650b3267 |
13 | 388b465a |
14 | 227d1731 |
15 | 15313d7a |
hex | db7e0af |
230154415 has 8 divisors (see below), whose sum is σ = 292431600. Its totient is φ = 173292672.
The previous prime is 230154409. The next prime is 230154433. The reversal of 230154415 is 514451032.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230154415 - 213 = 230146223 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 230154415.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353765 + ... + 1353934.
It is an arithmetic number, because the mean of its divisors is an integer number (36553950).
Almost surely, 2230154415 is an apocalyptic number.
230154415 is a deficient number, since it is larger than the sum of its proper divisors (62277185).
230154415 is a wasteful number, since it uses less digits than its factorization.
230154415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2707721.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 230154415 is about 15170.8409457090. The cubic root of 230154415 is about 612.8296512304.
The spelling of 230154415 in words is "two hundred thirty million, one hundred fifty-four thousand, four hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •