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130123330 = 2513012333
BaseRepresentation
bin1111100000110…
…00011001000010
3100001211221122121
413300120121002
5231302421310
620524554454
73140013211
oct760303102
9301757577
10130123330
11674a6647
12376b2a2a
1320c5c96c
14133d3078
15b6550da
hex7c18642

130123330 has 8 divisors (see below), whose sum is σ = 234222012. Its totient is φ = 52049328.

The previous prime is 130123291. The next prime is 130123369. The reversal of 130123330 is 33321031.

It is an interprime number because it is at equal distance from previous prime (130123291) and next prime (130123369).

It can be written as a sum of positive squares in 2 ways, for example, as 129754881 + 368449 = 11391^2 + 607^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506157 + ... + 6506176.

Almost surely, 2130123330 is an apocalyptic number.

130123330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130123330 is a deficient number, since it is larger than the sum of its proper divisors (104098682).

130123330 is a wasteful number, since it uses less digits than its factorization.

130123330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13012340.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 130123330 is about 11407.1613471538. The cubic root of 130123330 is about 506.7398473667.

Adding to 130123330 its reverse (33321031), we get a palindrome (163444361).

The spelling of 130123330 in words is "one hundred thirty million, one hundred twenty-three thousand, three hundred thirty".

Divisors: 1 2 5 10 13012333 26024666 65061665 130123330