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1031301230 = 25103130123
BaseRepresentation
bin111101011110000…
…110100001101110
32122212120112022212
4331132012201232
54103003114410
6250200210422
734361626061
oct7536064156
92585515285
101031301230
1148a162973
12249469a12
1313587951b
149ad788d8
1560815b05
hex3d78686e

1031301230 has 8 divisors (see below), whose sum is σ = 1856342232. Its totient is φ = 412520488.

The previous prime is 1031301223. The next prime is 1031301233. The reversal of 1031301230 is 321031301.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031301233) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 51565052 + ... + 51565071.

It is an arithmetic number, because the mean of its divisors is an integer number (232042779).

Almost surely, 21031301230 is an apocalyptic number.

1031301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031301230 is a deficient number, since it is larger than the sum of its proper divisors (825041002).

1031301230 is a wasteful number, since it uses less digits than its factorization.

1031301230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103130130.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1031301230 is about 32113.8790867749. The cubic root of 1031301230 is about 1010.3267347958.

Adding to 1031301230 its reverse (321031301), we get a palindrome (1352332531).

The spelling of 1031301230 in words is "one billion, thirty-one million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 103130123 206260246 515650615 1031301230