Search a number
-
+
20070010942800 = 24352713214137793
BaseRepresentation
bin1001001000000111010011…
…10111110111010101010000
32122001200012120101220020020
410210003221313313111100
510112311340300132200
6110404011415343440
74141003403145510
oct444035167672520
978050176356206
1020070010942800
116438709a53645
122301852081b80
13b27794a90100
144d55724c1840
1524c101408ea0
hex1240e9df7550

20070010942800 has 360 divisors, whose sum is σ = 79562075719104. Its totient is φ = 4234551459840.

The previous prime is 20070010942757. The next prime is 20070010942889. The reversal of 20070010942800 is 824901007002.

It is a happy number.

It is a super-2 number, since 2×200700109428002 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5649297 + ... + 8488496.

Almost surely, 220070010942800 is an apocalyptic number.

20070010942800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20070010942800 is an abundant number, since it is smaller than the sum of its proper divisors (59492064776304).

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

20070010942800 is a wasteful number, since it uses less digits than its factorization.

20070010942800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14137847 (or 14137823 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 20070010942800 its reverse (824901007002), we get a palindrome (20894911949802).

The spelling of 20070010942800 in words is "twenty trillion, seventy billion, ten million, nine hundred forty-two thousand, eight hundred".