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102103141 = 723634181
BaseRepresentation
bin1100001010111…
…11100001100101
321010010101011211
412011133201211
5202114300031
614044231421
72346601540
oct605374145
9233111154
10102103141
11526a8668
122a23b571
13181cbb7a
14d7bb857
158e6cbb1
hex615f865

102103141 has 8 divisors (see below), whose sum is σ = 121762944. Its totient is φ = 83711760.

The previous prime is 102103121. The next prime is 102103147. The reversal of 102103141 is 141301201.

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 102103141 - 27 = 102103013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102103147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316930 + ... + 317251.

It is an arithmetic number, because the mean of its divisors is an integer number (15220368).

Almost surely, 2102103141 is an apocalyptic number.

It is an amenable number.

102103141 is a deficient number, since it is larger than the sum of its proper divisors (19659803).

102103141 is an equidigital number, since it uses as much as digits as its factorization.

102103141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634211.

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

The square root of 102103141 is about 10104.6098885608. The cubic root of 102103141 is about 467.3903062719.

Adding to 102103141 its reverse (141301201), we get a palindrome (243404342).

The spelling of 102103141 in words is "one hundred two million, one hundred three thousand, one hundred forty-one".

Divisors: 1 7 23 161 634181 4439267 14586163 102103141