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1024105020 = 223531375441
BaseRepresentation
bin111101000010101…
…001101000111100
32122101000220222120
4331002221220330
54044132330040
6245342042540
734243514631
oct7502515074
92571026876
101024105020
11486098294
12246b79450
13134229c03
149a024188
155ed937d0
hex3d0a9a3c

1024105020 has 48 divisors (see below), whose sum is σ = 2868935328. Its totient is φ = 272957440.

The previous prime is 1024105009. The next prime is 1024105021. The reversal of 1024105020 is 205014201.

1024105020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024105021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185500 + ... + 190940.

It is an arithmetic number, because the mean of its divisors is an integer number (59769486).

Almost surely, 21024105020 is an apocalyptic number.

1024105020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024105020 is an abundant number, since it is smaller than the sum of its proper divisors (1844830308).

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

1024105020 is a wasteful number, since it uses less digits than its factorization.

1024105020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8590 (or 8588 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1024105020 is about 32001.6408954291. The cubic root of 1024105020 is about 1007.9712962663.

Adding to 1024105020 its reverse (205014201), we get a palindrome (1229119221).

The spelling of 1024105020 in words is "one billion, twenty-four million, one hundred five thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3137 5441 6274 9411 10882 12548 15685 16323 18822 21764 27205 31370 32646 37644 47055 54410 62740 65292 81615 94110 108820 163230 188220 326460 17068417 34136834 51205251 68273668 85342085 102410502 170684170 204821004 256026255 341368340 512052510 1024105020