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1033002220 = 225232245657
BaseRepresentation
bin111101100100100…
…101110011101100
32122222202221122111
4331210211303230
54103422032340
6250300453404
734412242165
oct7544456354
92588687574
101033002220
11490114948
12249b4a264
13136023823
149b29c76c
1560a4eaea
hex3d925cec

1033002220 has 24 divisors (see below), whose sum is σ = 2263623264. Its totient is φ = 395235456.

The previous prime is 1033002211. The next prime is 1033002253. The reversal of 1033002220 is 222003301.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1033002220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1122369 + ... + 1123288.

It is an arithmetic number, because the mean of its divisors is an integer number (94317636).

Almost surely, 21033002220 is an apocalyptic number.

1033002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033002220 is an abundant number, since it is smaller than the sum of its proper divisors (1230621044).

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

1033002220 is a wasteful number, since it uses less digits than its factorization.

1033002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245689 (or 2245687 counting only the distinct ones).

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

The square root of 1033002220 is about 32140.3518960201. The cubic root of 1033002220 is about 1010.8818948359.

Adding to 1033002220 its reverse (222003301), we get a palindrome (1255005521).

The spelling of 1033002220 in words is "one billion, thirty-three million, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 2245657 4491314 8982628 11228285 22456570 44913140 51650111 103300222 206600444 258250555 516501110 1033002220