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6900141 = 32300047
BaseRepresentation
bin11010010100100110101101
3110222120012210
4122110212231
53231301031
6403521033
7112436013
oct32244655
913876183
106900141
1139931a6
122389179
131577931
14cb88b3
15914746
hex6949ad

6900141 has 4 divisors (see below), whose sum is σ = 9200192. Its totient is φ = 4600092.

The previous prime is 6900121. The next prime is 6900149. The reversal of 6900141 is 1410096.

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 not a de Polignac number, because 6900141 - 26 = 6900077 is a prime.

It is a super-2 number, since 2×69001412 = 95223891639762, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6900149) 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, 1150021 + ... + 1150026.

It is an arithmetic number, because the mean of its divisors is an integer number (2300048).

Almost surely, 26900141 is an apocalyptic number.

It is an amenable number.

6900141 is a deficient number, since it is larger than the sum of its proper divisors (2300051).

6900141 is a wasteful number, since it uses less digits than its factorization.

6900141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300050.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 6900141 is about 2626.8119460669. The cubic root of 6900141 is about 190.3791229640.

The spelling of 6900141 in words is "six million, nine hundred thousand, one hundred forty-one".

Divisors: 1 3 2300047 6900141