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102101413 = 290335171
BaseRepresentation
bin1100001010111…
…11000110100101
321010010021210211
412011133012211
5202114221123
614044215421
72346563521
oct605370645
9233107724
10102101413
11526a7337
122a23a571
13181cb14b
14d7bad81
158e6c40d
hex615f1a5

102101413 has 4 divisors (see below), whose sum is σ = 102139488. Its totient is φ = 102063340.

The previous prime is 102101399. The next prime is 102101429. The reversal of 102101413 is 314101201.

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 102101413 - 25 = 102101381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102101393 and 102101402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101443) 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, 14683 + ... + 20488.

It is an arithmetic number, because the mean of its divisors is an integer number (25534872).

Almost surely, 2102101413 is an apocalyptic number.

It is an amenable number.

102101413 is a deficient number, since it is larger than the sum of its proper divisors (38075).

102101413 is an equidigital number, since it uses as much as digits as its factorization.

102101413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38074.

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

The square root of 102101413 is about 10104.5243826714. The cubic root of 102101413 is about 467.3876695427.

Adding to 102101413 its reverse (314101201), we get a palindrome (416202614).

The spelling of 102101413 in words is "one hundred two million, one hundred one thousand, four hundred thirteen".

Divisors: 1 2903 35171 102101413