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230153506 = 21110461523
BaseRepresentation
bin11011011011111…
…01110100100010
3121001002000020221
431231331310202
5432404403011
634500553254
75463162322
oct1555756442
9531060227
10230153506
11108a08810
12650b282a
13388b410b
14227d1282
1515313971
hexdb7dd22

230153506 has 8 divisors (see below), whose sum is σ = 376614864. Its totient is φ = 104615220.

The previous prime is 230153489. The next prime is 230153519. The reversal of 230153506 is 605351032.

It is a happy number.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5230740 + ... + 5230783.

It is an arithmetic number, because the mean of its divisors is an integer number (47076858).

Almost surely, 2230153506 is an apocalyptic number.

230153506 is a deficient number, since it is larger than the sum of its proper divisors (146461358).

230153506 is a wasteful number, since it uses less digits than its factorization.

230153506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10461536.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 230153506 is about 15170.8109868919. The cubic root of 230153506 is about 612.8288444345.

The spelling of 230153506 in words is "two hundred thirty million, one hundred fifty-three thousand, five hundred six".

Divisors: 1 2 11 22 10461523 20923046 115076753 230153506