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332030131 = 3111067621
BaseRepresentation
bin10011110010100…
…110000010110011
3212010202212201021
4103302212002303
51134444431011
652540320311
711141131606
oct2362460263
9763685637
10332030131
11160471174
1293243097
1353a33b44
143215033d
151e239471
hex13ca60b3

332030131 has 4 divisors (see below), whose sum is σ = 333098064. Its totient is φ = 330962200.

The previous prime is 332030117. The next prime is 332030141. The reversal of 332030131 is 131030233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131030233 = 391133503.

It is a cyclic number.

It is not a de Polignac number, because 332030131 - 27 = 332030003 is a prime.

It is a super-2 number, since 2×3320301312 = 220488015783754322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332030141) 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, 533500 + ... + 534121.

It is an arithmetic number, because the mean of its divisors is an integer number (83274516).

Almost surely, 2332030131 is an apocalyptic number.

332030131 is a deficient number, since it is larger than the sum of its proper divisors (1067933).

332030131 is a wasteful number, since it uses less digits than its factorization.

332030131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067932.

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

The square root of 332030131 is about 18221.6939662590. The cubic root of 332030131 is about 692.4565041951.

Adding to 332030131 its reverse (131030233), we get a palindrome (463060364).

The spelling of 332030131 in words is "three hundred thirty-two million, thirty thousand, one hundred thirty-one".

Divisors: 1 311 1067621 332030131