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230147335 = 51129313461
BaseRepresentation
bin11011011011111…
…00010100000111
3121001001200210101
431231330110013
5432404203320
634500504531
75463135325
oct1555742407
9531050711
10230147335
11108a04110
12650ab147
13388b1372
14227ccd15
1515311c0a
hexdb7c507

230147335 has 32 divisors (see below), whose sum is σ = 313346880. Its totient is φ = 160742400.

The previous prime is 230147329. The next prime is 230147339. The reversal of 230147335 is 533741032.

It is not a de Polignac number, because 230147335 - 29 = 230146823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230147339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499005 + ... + 499465.

It is an arithmetic number, because the mean of its divisors is an integer number (9792090).

Almost surely, 2230147335 is an apocalyptic number.

230147335 is a deficient number, since it is larger than the sum of its proper divisors (83199545).

230147335 is a wasteful number, since it uses less digits than its factorization.

230147335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 230147335 is about 15170.6076015432. The cubic root of 230147335 is about 612.8233672197.

Adding to 230147335 its reverse (533741032), we get a palindrome (763888367).

The spelling of 230147335 in words is "two hundred thirty million, one hundred forty-seven thousand, three hundred thirty-five".

Divisors: 1 5 11 29 55 145 313 319 461 1565 1595 2305 3443 5071 9077 13369 17215 25355 45385 66845 99847 144293 147059 499235 721465 735295 1587223 4184497 7936115 20922485 46029467 230147335