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130033124 = 22132500637
BaseRepresentation
bin1111100000000…
…10010111100100
3100001200100220122
413300002113210
5231242024444
620523021112
73136156214
oct760022744
9301610818
10130033124
11674448a1
123766a798
1320c2a8a0
14133ac244
15b6384ee
hex7c025e4

130033124 has 12 divisors (see below), whose sum is σ = 245062524. Its totient is φ = 60015264.

The previous prime is 130033121. The next prime is 130033193. The reversal of 130033124 is 421330031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83356900 + 46676224 = 9130^2 + 6832^2 .

It is a super-2 number, since 2×1300331242 = 33817226674398752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130033121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250267 + ... + 1250370.

It is an arithmetic number, because the mean of its divisors is an integer number (20421877).

Almost surely, 2130033124 is an apocalyptic number.

It is an amenable number.

130033124 is a deficient number, since it is larger than the sum of its proper divisors (115029400).

130033124 is a wasteful number, since it uses less digits than its factorization.

130033124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500654 (or 2500652 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 130033124 is about 11403.2067419652. The cubic root of 130033124 is about 506.6227237590.

Adding to 130033124 its reverse (421330031), we get a palindrome (551363155).

The spelling of 130033124 in words is "one hundred thirty million, thirty-three thousand, one hundred twenty-four".

Divisors: 1 2 4 13 26 52 2500637 5001274 10002548 32508281 65016562 130033124