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1024220230 = 251125315971
BaseRepresentation
bin111101000011000…
…101110001000110
32122101020210000121
4331003011301012
54044200021410
6245344332154
734244504545
oct7503056106
92571223017
101024220230
11486166900
1224701405a
1313426a497
149a05415c
155edb79da
hex3d0c5c46

1024220230 has 48 divisors (see below), whose sum is σ = 2064796272. Its totient is φ = 365393600.

The previous prime is 1024220209. The next prime is 1024220261. The reversal of 1024220230 is 320224201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56145 + ... + 72115.

It is an arithmetic number, because the mean of its divisors is an integer number (43016589).

Almost surely, 21024220230 is an apocalyptic number.

1024220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1024220230 is an abundant number, since it is smaller than the sum of its proper divisors (1040576042).

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

1024220230 is a wasteful number, since it uses less digits than its factorization.

1024220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16053 (or 16042 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1024220230 is about 32003.4409087523. The cubic root of 1024220230 is about 1008.0090931772.

Adding to 1024220230 its reverse (320224201), we get a palindrome (1344444431).

The spelling of 1024220230 in words is "one billion, twenty-four million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 53 55 106 110 121 242 265 530 583 605 1166 1210 2915 5830 6413 12826 15971 31942 32065 64130 79855 159710 175681 351362 846463 878405 1692926 1756810 1932491 3864982 4232315 8464630 9311093 9662455 18622186 19324910 46555465 93110930 102422023 204844046 512110115 1024220230