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234331315 = 5172257631
BaseRepresentation
bin11011111011110…
…01110010110011
3121022221021010121
431331321302303
5434442100230
635130311111
75543532451
oct1575716263
9538837117
10234331315
11110301649
1266588497
13397178aa
142319b9d1
151588b77a
hexdf79cb3

234331315 has 24 divisors (see below), whose sum is σ = 300349152. Its totient is φ = 175472640.

The previous prime is 234331271. The next prime is 234331367. The reversal of 234331315 is 513133432.

It is not a de Polignac number, because 234331315 - 223 = 225942707 is a prime.

It is a super-2 number, since 2×2343313152 = 109822330379258450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234331315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 371050 + ... + 371680.

It is an arithmetic number, because the mean of its divisors is an integer number (12514548).

Almost surely, 2234331315 is an apocalyptic number.

234331315 is a deficient number, since it is larger than the sum of its proper divisors (66017837).

234331315 is a wasteful number, since it uses less digits than its factorization.

234331315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927 (or 910 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 234331315 is about 15307.8840797806. The cubic root of 234331315 is about 616.5147099004.

Adding to 234331315 its reverse (513133432), we get a palindrome (747464747).

The spelling of 234331315 in words is "two hundred thirty-four million, three hundred thirty-one thousand, three hundred fifteen".

Divisors: 1 5 17 85 257 289 631 1285 1445 3155 4369 10727 21845 53635 74273 162167 182359 371365 810835 911795 2756839 13784195 46866263 234331315