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332130423 = 3110710141
BaseRepresentation
bin10011110010111…
…110100001110111
3212010221222021210
4103302332201313
51140011133143
652542412503
711142030162
oct2362764167
9763858253
10332130423
1116052a559
1293291133
1353a6a6a1
1432178ad9
151e259033
hex13cbe877

332130423 has 4 divisors (see below), whose sum is σ = 442840568. Its totient is φ = 221420280.

The previous prime is 332130371. The next prime is 332130433. The reversal of 332130423 is 324031233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324031233 = 3108010411.

It is not a de Polignac number, because 332130423 - 29 = 332129911 is a prime.

It is a super-2 number, since 2×3321304232 = 220621235764317858, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 332130423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332130433) 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, 55355068 + ... + 55355073.

It is an arithmetic number, because the mean of its divisors is an integer number (110710142).

Almost surely, 2332130423 is an apocalyptic number.

332130423 is a deficient number, since it is larger than the sum of its proper divisors (110710145).

332130423 is a wasteful number, since it uses less digits than its factorization.

332130423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110710144.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 332130423 is about 18224.4457528892. The cubic root of 332130423 is about 692.5262176036.

Adding to 332130423 its reverse (324031233), we get a palindrome (656161656).

The spelling of 332130423 in words is "three hundred thirty-two million, one hundred thirty thousand, four hundred twenty-three".

Divisors: 1 3 110710141 332130423