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10311421104 = 243271607091
BaseRepresentation
bin10011001101001101…
…11100110010110000
3222121121202110120100
421212212330302300
5132104210433404
64423105312400
7513345430125
oct114646746260
928547673510
1010311421104
11441158a326
121bb9335700
13c8438690a
146db66a74c
154053c5d39
hex2669bccb0

10311421104 has 30 divisors (see below), whose sum is σ = 28857658076. Its totient is φ = 3437140320.

The previous prime is 10311421063. The next prime is 10311421121. The reversal of 10311421104 is 40112411301.

10311421104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 5 ways as a sum of consecutive naturals, for example, 35803402 + ... + 35803689.

Almost surely, 210311421104 is an apocalyptic number.

It is an amenable number.

10311421104 is an abundant number, since it is smaller than the sum of its proper divisors (18546236972).

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

10311421104 is a wasteful number, since it uses less digits than its factorization.

10311421104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71607105 (or 71607096 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 10311421104 its reverse (40112411301), we get a palindrome (50423832405).

The spelling of 10311421104 in words is "ten billion, three hundred eleven million, four hundred twenty-one thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 71607091 143214182 214821273 286428364 429642546 572856728 644463819 859285092 1145713456 1288927638 1718570184 2577855276 3437140368 5155710552 10311421104