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234040 = 2355851
BaseRepresentation
bin111001001000111000
3102220001011
4321020320
524442130
65003304
71663222
oct711070
9386034
10234040
1114a924
12b3534
13826b1
1461412
154952a
hex39238

234040 has 16 divisors (see below), whose sum is σ = 526680. Its totient is φ = 93600.

The previous prime is 234029. The next prime is 234043. The reversal of 234040 is 40432.

It is a self number, because there is not a number n which added to its sum of digits gives 234040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2886 + ... + 2965.

2234040 is an apocalyptic number.

234040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234040 is an abundant number, since it is smaller than the sum of its proper divisors (292640).

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

234040 is a wasteful number, since it uses less digits than its factorization.

234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5862 (or 5858 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 234040 is about 483.7768080427. The cubic root of 234040 is about 61.6259125254.

Adding to 234040 its reverse (40432), we get a palindrome (274472).

The spelling of 234040 in words is "two hundred thirty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 5851 11702 23404 29255 46808 58510 117020 234040