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3102101 = 29412609
BaseRepresentation
bin1011110101010110010101
312211121021122
423311112111
51243231401
6150253325
735240012
oct13652625
95747248
103102101
111829722
121057245
13847c82
145aa709
1541421b
hex2f5595

3102101 has 8 divisors (see below), whose sum is σ = 3288600. Its totient is φ = 2920960.

The previous prime is 3102097. The next prime is 3102103. The reversal of 3102101 is 1012013.

It can be written as a sum of positive squares in 4 ways, for example, as 39601 + 3062500 = 199^2 + 1750^2 .

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 3102101 - 22 = 3102097 is a prime.

It is a super-2 number, since 2×31021012 = 19246061228402, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116 + ... + 2493.

It is an arithmetic number, because the mean of its divisors is an integer number (411075).

Almost surely, 23102101 is an apocalyptic number.

It is an amenable number.

3102101 is a deficient number, since it is larger than the sum of its proper divisors (186499).

3102101 is a wasteful number, since it uses less digits than its factorization.

3102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 3102101 is about 1761.2782290144. The cubic root of 3102101 is about 145.8429066550.

Adding to 3102101 its reverse (1012013), we get a palindrome (4114114).

The spelling of 3102101 in words is "three million, one hundred two thousand, one hundred one".

Divisors: 1 29 41 1189 2609 75661 106969 3102101