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234431402413 = 13374710369859
BaseRepresentation
bin1101101001010100110…
…0110101000110101101
3211102002221001011011211
43122111030311012231
512320103414334123
6255410222314421
722636300020265
oct3322514650655
9742087034154
10234431402413
119047046247a
1239526728a11
13191507c0680
14b4bcc9a7a5
15617113b40d
hex36953351ad

234431402413 has 16 divisors (see below), whose sum is σ = 264804744960. Its totient is φ = 206069818176.

The previous prime is 234431402411. The next prime is 234431402501. The reversal of 234431402413 is 314204134432.

It is a cyclic number.

It is not a de Polignac number, because 234431402413 - 21 = 234431402411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234431402411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5162323 + ... + 5207536.

It is an arithmetic number, because the mean of its divisors is an integer number (16550296560).

Almost surely, 2234431402413 is an apocalyptic number.

It is an amenable number.

234431402413 is a deficient number, since it is larger than the sum of its proper divisors (30373342547).

234431402413 is a wasteful number, since it uses less digits than its factorization.

234431402413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10369956.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 234431402413 its reverse (314204134432), we get a palindrome (548635536845).

The spelling of 234431402413 in words is "two hundred thirty-four billion, four hundred thirty-one million, four hundred two thousand, four hundred thirteen".

Divisors: 1 13 37 47 481 611 1739 22607 10369859 134808167 383684783 487383373 4987902179 6335983849 18033184801 234431402413