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103010238 = 2332382939
BaseRepresentation
bin1100010001111…
…00111110111110
321011211110111000
412020330332332
5202332311423
614115511130
72360400252
oct610747676
9234743430
10103010238
1153168131
122a5b84a6
1318458a06
14d976262
15909b843
hex623cfbe

103010238 has 32 divisors (see below), whose sum is σ = 238867200. Its totient is φ = 32843448.

The previous prime is 103010231. The next prime is 103010239. The reversal of 103010238 is 832010301.

Adding to 103010238 its reverse (832010301), we get a palindrome (935020539).

It is a super-2 number, since 2×1030102382 = 21222218265633288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 103010238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103010231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40228 + ... + 42711.

It is an arithmetic number, because the mean of its divisors is an integer number (7464600).

Almost surely, 2103010238 is an apocalyptic number.

103010238 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

103010238 is an abundant number, since it is smaller than the sum of its proper divisors (135856962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103010238 is a wasteful number, since it uses less digits than its factorization.

103010238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82973 (or 82967 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 103010238 is about 10149.3959426165. The cubic root of 103010238 is about 468.7703453569.

The spelling of 103010238 in words is "one hundred three million, ten thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 9 18 23 27 46 54 69 138 207 414 621 1242 82939 165878 248817 497634 746451 1492902 1907597 2239353 3815194 4478706 5722791 11445582 17168373 34336746 51505119 103010238