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214230432142 = 21773238136251
BaseRepresentation
bin1100011110000100100…
…0001111100110001110
3202110222002100112112201
43013201020033212032
512002220442312032
6242225513352114
721322554425236
oct3074110174616
9673862315481
10214230432142
1182944548521
123562940863a
13172815abc1c
14a52401ccc6
15588c9238e7
hex31e120f98e

214230432142 has 32 divisors (see below), whose sum is σ = 345063646944. Its totient is φ = 99388800000.

The previous prime is 214230432133. The next prime is 214230432151. The reversal of 214230432142 is 241234032412.

It is an interprime number because it is at equal distance from previous prime (214230432133) and next prime (214230432151).

It is a self number, because there is not a number n which added to its sum of digits gives 214230432142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5891517 + ... + 5927767.

It is an arithmetic number, because the mean of its divisors is an integer number (10783238967).

Almost surely, 2214230432142 is an apocalyptic number.

214230432142 is a deficient number, since it is larger than the sum of its proper divisors (130833214802).

214230432142 is a wasteful number, since it uses less digits than its factorization.

214230432142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38724.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 214230432142 its reverse (241234032412), we get a palindrome (455464464554).

The spelling of 214230432142 in words is "two hundred fourteen billion, two hundred thirty million, four hundred thirty-two thousand, one hundred forty-two".

Divisors: 1 2 17 34 73 146 1241 2381 2482 4762 36251 40477 72502 80954 173813 347626 616267 1232534 2646323 2954821 5292646 5909642 44987491 86313631 89974982 172627262 1467331727 2934663454 6300895063 12601790126 107115216071 214230432142