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1003230220 = 225246720333
BaseRepresentation
bin111011110011000…
…001010000001100
32120220202101010211
4323303001100030
54023311331340
6243314412204
733601213306
oct7363012014
92526671124
101003230220
1147532a793
1223bb91064
1312cacb565
149734c976
155d11d5ea
hex3bcc140c

1003230220 has 24 divisors (see below), whose sum is σ = 2107741104. Its totient is φ = 401109696.

The previous prime is 1003230211. The next prime is 1003230233. The reversal of 1003230220 is 220323001.

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 1003230220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39174 + ... + 59506.

It is an arithmetic number, because the mean of its divisors is an integer number (87822546).

Almost surely, 21003230220 is an apocalyptic number.

1003230220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003230220 is an abundant number, since it is smaller than the sum of its proper divisors (1104510884).

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

1003230220 is a wasteful number, since it uses less digits than its factorization.

1003230220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22809 (or 22807 counting only the distinct ones).

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

The square root of 1003230220 is about 31673.8096856062. The cubic root of 1003230220 is about 1001.0755827071.

Adding to 1003230220 its reverse (220323001), we get a palindrome (1223553221).

The spelling of 1003230220 in words is "one billion, three million, two hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 2467 4934 9868 12335 20333 24670 40666 49340 81332 101665 203330 406660 50161511 100323022 200646044 250807555 501615110 1003230220