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102132230 = 2541249103
BaseRepresentation
bin1100001011001…
…10101000000110
321010011212002012
412011212220012
5202121212410
614045014222
72350052414
oct605465006
9233155065
10102132230
1152718502
122a254372
131820c195
14d7c82b4
158e76605
hex6166a06

102132230 has 16 divisors (see below), whose sum is σ = 188322624. Its totient is φ = 39856320.

The previous prime is 102132223. The next prime is 102132241. The reversal of 102132230 is 32231201.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124142 + ... + 124961.

It is an arithmetic number, because the mean of its divisors is an integer number (11770164).

Almost surely, 2102132230 is an apocalyptic number.

102132230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102132230 is a deficient number, since it is larger than the sum of its proper divisors (86190394).

102132230 is a wasteful number, since it uses less digits than its factorization.

102132230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249151.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 102132230 is about 10106.0491785861. The cubic root of 102132230 is about 467.4346882747.

Adding to 102132230 its reverse (32231201), we get a palindrome (134363431).

The spelling of 102132230 in words is "one hundred two million, one hundred thirty-two thousand, two hundred thirty".

Divisors: 1 2 5 10 41 82 205 410 249103 498206 1245515 2491030 10213223 20426446 51066115 102132230