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230150361 = 3710959541
BaseRepresentation
bin11011011011111…
…01000011011001
3121001001211221110
431231331003121
5432404302421
634500530533
75463150210
oct1555750331
9531054843
10230150361
11108a06411
12650b0a49
13388b285c
14227d0077
1515312a76
hexdb7d0d9

230150361 has 8 divisors (see below), whose sum is σ = 350705344. Its totient is φ = 131514480.

The previous prime is 230150359. The next prime is 230150381. The reversal of 230150361 is 163051032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230150361 - 21 = 230150359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10959541 = 230150361 / (2 + 3 + 0 + 1 + 5 + 0 + 3 + 6 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (230150311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5479750 + ... + 5479791.

It is an arithmetic number, because the mean of its divisors is an integer number (43838168).

Almost surely, 2230150361 is an apocalyptic number.

230150361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

230150361 is a deficient number, since it is larger than the sum of its proper divisors (120554983).

230150361 is a wasteful number, since it uses less digits than its factorization.

230150361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10959551.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 230150361 is about 15170.7073335425. The cubic root of 230150361 is about 612.8260530287.

The spelling of 230150361 in words is "two hundred thirty million, one hundred fifty thousand, three hundred sixty-one".

Divisors: 1 3 7 21 10959541 32878623 76716787 230150361