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234342460 = 225113728789
BaseRepresentation
bin11011111011111…
…00100000111100
3121022221211102101
431331330200330
5434442424320
635130434444
75543610112
oct1575744074
9538854371
10234342460
11110309a60
1266592a24
133971c9a1
14231a1ab2
151588ec0a
hexdf7c83c

234342460 has 48 divisors (see below), whose sum is σ = 551386080. Its totient is φ = 82909440.

The previous prime is 234342457. The next prime is 234342461. The reversal of 234342460 is 64243432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234342461) 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 15 ways as a sum of consecutive naturals, for example, 6255 + ... + 22534.

It is an arithmetic number, because the mean of its divisors is an integer number (11487210).

Almost surely, 2234342460 is an apocalyptic number.

234342460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234342460 is an abundant number, since it is smaller than the sum of its proper divisors (317043620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234342460 is a wasteful number, since it uses less digits than its factorization.

234342460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28846 (or 28844 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 234342460 is about 15308.2481035552. The cubic root of 234342460 is about 616.5244837364.

Adding to 234342460 its reverse (64243432), we get a palindrome (298585892).

The spelling of 234342460 in words is "two hundred thirty-four million, three hundred forty-two thousand, four hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 37 44 55 74 110 148 185 220 370 407 740 814 1628 2035 4070 8140 28789 57578 115156 143945 287890 316679 575780 633358 1065193 1266716 1583395 2130386 3166790 4260772 5325965 6333580 10651930 11717123 21303860 23434246 46868492 58585615 117171230 234342460