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20300023102 = 2171733451211
BaseRepresentation
bin10010111001111110…
…011100010100111110
31221101202002000120111
4102321332130110332
5313033301214402
613154203540234
71316024230552
oct227176342476
957352060514
1020300023102
1186779198a7
123b2652a67a
131bb68b30b8
14da80a3862
157dc2819d7
hex4b9f9c53e

20300023102 has 16 divisors (see below), whose sum is σ = 32427587952. Its totient is φ = 9497729920.

The previous prime is 20300023069. The next prime is 20300023103. The reversal of 20300023102 is 20132000302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20300023103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1719724 + ... + 1731487.

It is an arithmetic number, because the mean of its divisors is an integer number (2026724247).

Almost surely, 220300023102 is an apocalyptic number.

20300023102 is a deficient number, since it is larger than the sum of its proper divisors (12127564850).

20300023102 is a wasteful number, since it uses less digits than its factorization.

20300023102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451403.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20300023102 its reverse (20132000302), we get a palindrome (40432023404).

The spelling of 20300023102 in words is "twenty billion, three hundred million, twenty-three thousand, one hundred two".

Divisors: 1 2 17 34 173 346 2941 5882 3451211 6902422 58670587 117341174 597059503 1194119006 10150011551 20300023102