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1053223230 = 23571494471
BaseRepresentation
bin111110110001101…
…110100100111110
32201101211021122210
4332301232210332
54124111120410
6252302121250
735046151443
oct7661564476
92641737583
101053223230
114a0576224
12254880226
1313a283717
149dc439ca
15626e6220
hex3ec6e93e

1053223230 has 32 divisors (see below), whose sum is σ = 2563342848. Its totient is φ = 276903200.

The previous prime is 1053223229. The next prime is 1053223243. The reversal of 1053223230 is 323223501.

It is a super-2 number, since 2×10532232302 = 2218558344423265800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1053223197 and 1053223206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245106 + ... + 249365.

It is an arithmetic number, because the mean of its divisors is an integer number (80104464).

Almost surely, 21053223230 is an apocalyptic number.

1053223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053223230 is an abundant number, since it is smaller than the sum of its proper divisors (1510119618).

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

1053223230 is a wasteful number, since it uses less digits than its factorization.

1053223230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494552.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 1053223230 is about 32453.4009003679. The cubic root of 1053223230 is about 1017.4353195749.

Adding to 1053223230 its reverse (323223501), we get a palindrome (1376446731).

The spelling of 1053223230 in words is "one billion, fifty-three million, two hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 494471 988942 1483413 2472355 2966826 4944710 7417065 14834130 35107441 70214882 105322323 175537205 210644646 351074410 526611615 1053223230