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101303000420 = 2255065150021
BaseRepresentation
bin101111001011000100…
…0010001110101100100
3100200110222110121210112
41132112020101311210
53124432032003140
6114312110512152
710214245203356
oct1362610216544
9320428417715
10101303000420
1139a649a2656
1217772205658
1397257582cb
144c901230d6
15297d81dc65
hex1796211d64

101303000420 has 12 divisors (see below), whose sum is σ = 212736300924. Its totient is φ = 40521200160.

The previous prime is 101303000411. The next prime is 101303000423. The reversal of 101303000420 is 24000303101.

It can be written as a sum of positive squares in 2 ways, for example, as 54808428544 + 46494571876 = 234112^2 + 215626^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101303000395 and 101303000404.

It is not an unprimeable number, because it can be changed into a prime (101303000423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2532574991 + ... + 2532575030.

It is an arithmetic number, because the mean of its divisors is an integer number (17728025077).

Almost surely, 2101303000420 is an apocalyptic number.

101303000420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101303000420 is an abundant number, since it is smaller than the sum of its proper divisors (111433300504).

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

101303000420 is a wasteful number, since it uses less digits than its factorization.

101303000420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5065150030 (or 5065150028 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 101303000420 its reverse (24000303101), we get a palindrome (125303303521).

The spelling of 101303000420 in words is "one hundred one billion, three hundred three million, four hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 5065150021 10130300042 20260600084 25325750105 50651500210 101303000420