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100032131230 = 25211419113147
BaseRepresentation
bin101110100101001100…
…0010011000010011110
3100120012102002210000021
41131022120103002132
53114331211144410
6113542031422354
710140614041363
oct1351230230236
9316172083007
10100032131230
1139472591839
12174786849ba
13958237c7c5
144bad42646a
152906e84eda
hex174a61309e

100032131230 has 32 divisors (see below), whose sum is σ = 181344562560. Its totient is φ = 39727823520.

The previous prime is 100032131203. The next prime is 100032131249. The reversal of 100032131230 is 32131230001.

It is a congruent number.

It is an unprimeable number.

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, 827517 + ... + 940663.

It is an arithmetic number, because the mean of its divisors is an integer number (5667017580).

Almost surely, 2100032131230 is an apocalyptic number.

100032131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100032131230 is a deficient number, since it is larger than the sum of its proper divisors (81312431330).

100032131230 is a wasteful number, since it uses less digits than its factorization.

100032131230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113784.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100032131230 its reverse (32131230001), we get a palindrome (132163361231).

The spelling of 100032131230 in words is "one hundred billion, thirty-two million, one hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 211 419 422 838 1055 2095 2110 4190 88409 113147 176818 226294 442045 565735 884090 1131470 23874017 47408593 47748034 94817186 119370085 237042965 238740170 474085930 10003213123 20006426246 50016065615 100032131230