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133124030 = 25131024031
BaseRepresentation
bin1111110111101…
…00111110111110
3100021111101211122
413323310332332
5233034432110
621113150542
73204351464
oct773647676
9307441748
10133124030
1169166066
12386bb452
1321770720
1413974834
15ba49255
hex7ef4fbe

133124030 has 16 divisors (see below), whose sum is σ = 258056064. Its totient is φ = 49153440.

The previous prime is 133124027. The next prime is 133124071. The reversal of 133124030 is 30421331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511886 + ... + 512145.

It is an arithmetic number, because the mean of its divisors is an integer number (16128504).

Almost surely, 2133124030 is an apocalyptic number.

133124030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133124030 is a deficient number, since it is larger than the sum of its proper divisors (124932034).

133124030 is a wasteful number, since it uses less digits than its factorization.

133124030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024051.

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

The square root of 133124030 is about 11537.9387240529. The cubic root of 133124030 is about 510.6054963993.

Adding to 133124030 its reverse (30421331), we get a palindrome (163545361).

The spelling of 133124030 in words is "one hundred thirty-three million, one hundred twenty-four thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 1024031 2048062 5120155 10240310 13312403 26624806 66562015 133124030