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10344231020 = 2251634217537
BaseRepresentation
bin10011010001001000…
…00111000001101100
3222200220111101022102
421220210013001230
5132141110343040
64430240434232
7514224340634
oct115044070154
928626441272
1010344231020
114429059962
122008318978
13c8b103876
14701b6b6c4
15408207515
hex26890706c

10344231020 has 48 divisors (see below), whose sum is σ = 21910975968. Its totient is φ = 4101995520.

The previous prime is 10344231017. The next prime is 10344231031. The reversal of 10344231020 is 2013244301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10344230983 and 10344231001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368692 + ... + 1376228.

It is an arithmetic number, because the mean of its divisors is an integer number (456478666).

Almost surely, 210344231020 is an apocalyptic number.

10344231020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10344231020 is an abundant number, since it is smaller than the sum of its proper divisors (11566744948).

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

10344231020 is a wasteful number, since it uses less digits than its factorization.

10344231020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8130 (or 8128 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10344231020 its reverse (2013244301), we get a palindrome (12357475321).

The spelling of 10344231020 in words is "ten billion, three hundred forty-four million, two hundred thirty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 163 326 421 652 815 842 1630 1684 2105 3260 4210 7537 8420 15074 30148 37685 68623 75370 137246 150740 274492 343115 686230 1228531 1372460 2457062 3173077 4914124 6142655 6346154 12285310 12692308 15865385 24570620 31730770 63461540 517211551 1034423102 2068846204 2586057755 5172115510 10344231020