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1231410342 = 23238186197
BaseRepresentation
bin100100101100101…
…1101010010100110
310011211010010102110
41021121131102212
510010220112332
6322105221450
742341546421
oct11131352246
93154103373
101231410342
1158210a8a8
122a4491886
13168171396
14b97889b8
15731924cc
hex4965d4a6

1231410342 has 16 divisors (see below), whose sum is σ = 2463883632. Its totient is φ = 410292960.

The previous prime is 1231410289. The next prime is 1231410347. The reversal of 1231410342 is 2430141321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231410347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28813 + ... + 57384.

It is an arithmetic number, because the mean of its divisors is an integer number (153992727).

Almost surely, 21231410342 is an apocalyptic number.

1231410342 is an abundant number, since it is smaller than the sum of its proper divisors (1232473290).

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

1231410342 is a wasteful number, since it uses less digits than its factorization.

1231410342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88583.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1231410342 is about 35091.4568235632. The cubic root of 1231410342 is about 1071.8506250943.

Adding to 1231410342 its reverse (2430141321), we get a palindrome (3661551663).

The spelling of 1231410342 in words is "one billion, two hundred thirty-one million, four hundred ten thousand, three hundred forty-two".

Divisors: 1 2 3 6 2381 4762 7143 14286 86197 172394 258591 517182 205235057 410470114 615705171 1231410342