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103210141 = 139742519
BaseRepresentation
bin1100010011011…
…01110010011101
321012012121200211
412021231302131
5202410211031
614124052421
72362162126
oct611556235
9235177624
10103210141
1153294341
122a694111
13184c89b8
14d9c904d
1590dabb1
hex626dc9d

103210141 has 4 divisors (see below), whose sum is σ = 103952800. Its totient is φ = 102467484.

The previous prime is 103210139. The next prime is 103210153. The reversal of 103210141 is 141012301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103210141 - 21 = 103210139 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103210241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371121 + ... + 371398.

It is an arithmetic number, because the mean of its divisors is an integer number (25988200).

Almost surely, 2103210141 is an apocalyptic number.

It is an amenable number.

103210141 is a deficient number, since it is larger than the sum of its proper divisors (742659).

103210141 is an equidigital number, since it uses as much as digits as its factorization.

103210141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742658.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 103210141 is about 10159.2391939554. The cubic root of 103210141 is about 469.0733833464.

Adding to 103210141 its reverse (141012301), we get a palindrome (244222442).

The spelling of 103210141 in words is "one hundred three million, two hundred ten thousand, one hundred forty-one".

Divisors: 1 139 742519 103210141