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1401330234 = 231632296257
BaseRepresentation
bin101001110000110…
…1001101000111010
310121122211221200210
41103201221220322
510332220031414
6351015211550
746504052613
oct12341515072
93548757623
101401330234
1165a018167
12331376bb6
131944260b5
14d417ac0a
1583058e59
hex53869a3a

1401330234 has 32 divisors (see below), whose sum is σ = 2832621120. Its totient is φ = 462143232.

The previous prime is 1401330211. The next prime is 1401330253. The reversal of 1401330234 is 4320331041.

It is a self number, because there is not a number n which added to its sum of digits gives 1401330234.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220834 + ... + 227090.

It is an arithmetic number, because the mean of its divisors is an integer number (88519410).

Almost surely, 21401330234 is an apocalyptic number.

1401330234 is an abundant number, since it is smaller than the sum of its proper divisors (1431290886).

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

1401330234 is a wasteful number, since it uses less digits than its factorization.

1401330234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6654.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1401330234 is about 37434.3456467453. The cubic root of 1401330234 is about 1119.0431437468.

Adding to 1401330234 its reverse (4320331041), we get a palindrome (5721661275).

The spelling of 1401330234 in words is "one billion, four hundred one million, three hundred thirty thousand, two hundred thirty-four".

Divisors: 1 2 3 6 163 229 326 458 489 687 978 1374 6257 12514 18771 37327 37542 74654 111981 223962 1019891 1432853 2039782 2865706 3059673 4298559 6119346 8597118 233555039 467110078 700665117 1401330234