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10000132020 = 22345171492437
BaseRepresentation
bin10010101000000110…
…11110011110110100
3221210221000100020000
421110003132132310
5130440013211040
64332145311300
7502545501564
oct112403363664
927727010200
1010000132020
1142718a521a
121b31035530
13c34a355a8
146ac198da4
153d7dd7130
hex2540de7b4

10000132020 has 240 divisors, whose sum is σ = 33452773200. Its totient is φ = 2491969536.

The previous prime is 10000131991. The next prime is 10000132033. The reversal of 10000132020 is 2023100001.

It is a happy number.

10000132020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 167029776 + 9833102244 = 12924^2 + 99162^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10000131993 and 10000132011.

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 79 ways as a sum of consecutive naturals, for example, 4102242 + ... + 4104678.

It is an arithmetic number, because the mean of its divisors is an integer number (139386555).

Almost surely, 210000132020 is an apocalyptic number.

10000132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10000132020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16726386600).

10000132020 is an abundant number, since it is smaller than the sum of its proper divisors (23452641180).

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

10000132020 is a wasteful number, since it uses less digits than its factorization.

10000132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624 (or 2613 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10000132020 its reverse (2023100001), we get a palindrome (12023232021).

The spelling of 10000132020 in words is "ten billion, one hundred thirty-two thousand, twenty".