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131004334 = 2156741801
BaseRepresentation
bin1111100111011…
…11011110101110
3100010111201011101
413303233132232
5232014114314
620555513314
73150342556
oct763573656
9303451141
10131004334
1167a4854a
1237a5883a
13211aa976
1413582166
15b77b174
hex7cef7ae

131004334 has 8 divisors (see below), whose sum is σ = 196636608. Its totient is φ = 65458800.

The previous prime is 131004311. The next prime is 131004337. The reversal of 131004334 is 433400131.

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 (131004337) 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, 17767 + ... + 24034.

It is an arithmetic number, because the mean of its divisors is an integer number (24579576).

Almost surely, 2131004334 is an apocalyptic number.

131004334 is a deficient number, since it is larger than the sum of its proper divisors (65632274).

131004334 is a wasteful number, since it uses less digits than its factorization.

131004334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43370.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 131004334 is about 11445.7124723627. The cubic root of 131004334 is about 507.8809085952.

Adding to 131004334 its reverse (433400131), we get a palindrome (564404465).

The spelling of 131004334 in words is "one hundred thirty-one million, four thousand, three hundred thirty-four".

Divisors: 1 2 1567 3134 41801 83602 65502167 131004334