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153216230 = 2515321623
BaseRepresentation
bin10010010000111…
…10010011100110
3101200022012011012
421020132103212
5303210404410
623111542222
73540213356
oct1110362346
9350265135
10153216230
1179539692
124338a972
1325986abb
14164c4b66
15d6b7605
hex921e4e6

153216230 has 8 divisors (see below), whose sum is σ = 275789232. Its totient is φ = 61286488.

The previous prime is 153216211. The next prime is 153216233. The reversal of 153216230 is 32612351.

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

It is a super-3 number, since 3×1532162303 (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 153216196 and 153216205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153216233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7660802 + ... + 7660821.

It is an arithmetic number, because the mean of its divisors is an integer number (34473654).

Almost surely, 2153216230 is an apocalyptic number.

153216230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153216230 is a deficient number, since it is larger than the sum of its proper divisors (122573002).

153216230 is a wasteful number, since it uses less digits than its factorization.

153216230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15321630.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 153216230 is about 12378.0543705382. The cubic root of 153216230 is about 535.0999667624.

Adding to 153216230 its reverse (32612351), we get a palindrome (185828581).

The spelling of 153216230 in words is "one hundred fifty-three million, two hundred sixteen thousand, two hundred thirty".

Divisors: 1 2 5 10 15321623 30643246 76608115 153216230