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32130233 = 151389547
BaseRepresentation
bin111101010010…
…0010010111001
32020110101101122
41322210102321
531211131413
63104355025
7540050102
oct172442271
966411348
1032130233
1117155a13
12a915a75
13686c795
1443a53a9
152c4a108
hex1ea44b9

32130233 has 8 divisors (see below), whose sum is σ = 32485440. Its totient is φ = 31777200.

The previous prime is 32130227. The next prime is 32130247. The reversal of 32130233 is 33203123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32130233 - 224 = 15353017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32120233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58466 + ... + 59012.

It is an arithmetic number, because the mean of its divisors is an integer number (4060680).

Almost surely, 232130233 is an apocalyptic number.

It is an amenable number.

32130233 is a deficient number, since it is larger than the sum of its proper divisors (355207).

32130233 is a wasteful number, since it uses less digits than its factorization.

32130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 32130233 is about 5668.3536410496. The cubic root of 32130233 is about 317.9103191066.

Adding to 32130233 its reverse (33203123), we get a palindrome (65333356).

The spelling of 32130233 in words is "thirty-two million, one hundred thirty thousand, two hundred thirty-three".

Divisors: 1 151 389 547 58739 82597 212783 32130233