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1031102230 = 25103110223
BaseRepresentation
bin111101011101010…
…101111100010110
32122212012102100111
4331131111330112
54102430232410
6250152033234
734360136644
oct7535257426
92585172314
101031102230
1148a037404
1224939281a
13135809a82
149ad26194
15607c6b8a
hex3d755f16

1031102230 has 8 divisors (see below), whose sum is σ = 1855984032. Its totient is φ = 412440888.

The previous prime is 1031102161. The next prime is 1031102239. The reversal of 1031102230 is 322011301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1031102230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031102239) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 51555102 + ... + 51555121.

It is an arithmetic number, because the mean of its divisors is an integer number (231998004).

Almost surely, 21031102230 is an apocalyptic number.

1031102230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031102230 is a deficient number, since it is larger than the sum of its proper divisors (824881802).

1031102230 is a wasteful number, since it uses less digits than its factorization.

1031102230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103110230.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1031102230 is about 32110.7805884566. The cubic root of 1031102230 is about 1010.2617463625.

Adding to 1031102230 its reverse (322011301), we get a palindrome (1353113531).

The spelling of 1031102230 in words is "one billion, thirty-one million, one hundred two thousand, two hundred thirty".

Divisors: 1 2 5 10 103110223 206220446 515551115 1031102230