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1022033020 = 225113452227
BaseRepresentation
bin111100111010101…
…111110001111100
32122020010122201211
4330322233301330
54043120024040
6245225414204
734220065051
oct7472576174
92566118654
101022033020
11484a02598
1224633a364
13133982a88
1499a45028
155ead48ea
hex3ceafc7c

1022033020 has 24 divisors (see below), whose sum is σ = 2165267664. Its totient is φ = 405194496.

The previous prime is 1022033011. The next prime is 1022033021. The reversal of 1022033020 is 203302201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022033021) 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, 223854 + ... + 228373.

It is an arithmetic number, because the mean of its divisors is an integer number (90219486).

Almost surely, 21022033020 is an apocalyptic number.

1022033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022033020 is an abundant number, since it is smaller than the sum of its proper divisors (1143234644).

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

1022033020 is a wasteful number, since it uses less digits than its factorization.

1022033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452349 (or 452347 counting only the distinct ones).

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

The square root of 1022033020 is about 31969.2511642046. The cubic root of 1022033020 is about 1007.2910513738.

Adding to 1022033020 its reverse (203302201), we get a palindrome (1225335221).

The spelling of 1022033020 in words is "one billion, twenty-two million, thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 452227 904454 1808908 2261135 4522270 9044540 51101651 102203302 204406604 255508255 511016510 1022033020