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20122023302 = 219672179659
BaseRepresentation
bin10010101111010111…
…011011010110000110
31220221100010200202022
4102233113123112012
5312202214221202
613124404443142
71311433242653
oct225727332606
956840120668
1020122023302
1185963a2a27
123a969a94b2
131b88a5c784
14d8c5aac2a
157cb820ea2
hex4af5db586

20122023302 has 48 divisors (see below), whose sum is σ = 32482296000. Its totient is φ = 9322601904.

The previous prime is 20122023217. The next prime is 20122023307. The reversal of 20122023302 is 20332022102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122023307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30533849 + ... + 30534507.

It is an arithmetic number, because the mean of its divisors is an integer number (676714500).

Almost surely, 220122023302 is an apocalyptic number.

20122023302 is a deficient number, since it is larger than the sum of its proper divisors (12360272698).

20122023302 is a wasteful number, since it uses less digits than its factorization.

20122023302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20122023302 its reverse (20332022102), we get a palindrome (40454045404).

The spelling of 20122023302 in words is "twenty billion, one hundred twenty-two million, twenty-three thousand, three hundred two".

Divisors: 1 2 19 38 67 134 179 358 659 1273 1318 2546 3401 4489 6802 8978 11993 12521 23986 25042 44153 85291 88306 117961 170582 227867 235922 455734 803531 838907 1607062 1677814 2241259 2958251 4482518 5916502 7903387 15267089 15806774 30534178 56206769 112413538 150164353 300328706 529526929 1059053858 10061011651 20122023302