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332130393 = 32719833343
BaseRepresentation
bin10011110010111…
…110100001011001
3212010221222020200
4103302332201121
51140011133033
652542412413
711142030120
oct2362764131
9763858220
10332130393
1116052a531
1293291109
1353a6a67a
1432178ab7
151e259013
hex13cbe859

332130393 has 48 divisors (see below), whose sum is σ = 584263680. Its totient is φ = 177580512.

The previous prime is 332130371. The next prime is 332130433. The reversal of 332130393 is 393031233.

It is not a de Polignac number, because 332130393 - 25 = 332130361 is a prime.

It is a super-2 number, since 2×3321303932 = 220621195908668898, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (332130313) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97680 + ... + 101022.

It is an arithmetic number, because the mean of its divisors is an integer number (12172160).

Almost surely, 2332130393 is an apocalyptic number.

It is an amenable number.

332130393 is a deficient number, since it is larger than the sum of its proper divisors (252133287).

332130393 is a wasteful number, since it uses less digits than its factorization.

332130393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458 (or 3455 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 27.

The square root of 332130393 is about 18224.4449298189. Note that the first 3 decimals coincide. The cubic root of 332130393 is about 692.5261967526.

The spelling of 332130393 in words is "three hundred thirty-two million, one hundred thirty thousand, three hundred ninety-three".

Divisors: 1 3 7 9 19 21 57 63 83 133 171 249 399 581 747 1197 1577 1743 3343 4731 5229 10029 11039 14193 23401 30087 33117 63517 70203 99351 190551 210609 277469 444619 571653 832407 1333857 1942283 2497221 4001571 5271911 5826849 15815733 17480547 36903377 47447199 110710131 332130393