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3869141 = 19316569
BaseRepresentation
bin1110110000100111010101
321021120110112
432300213111
51442303031
6214532405
744613203
oct16604725
97246415
103869141
112202a41
121367105
13a56143
1472a073
1551662b
hex3b09d5

3869141 has 8 divisors (see below), whose sum is σ = 4204800. Its totient is φ = 3546720.

The previous prime is 3869123. The next prime is 3869153. The reversal of 3869141 is 1419683.

It is a happy number.

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 3869141 - 218 = 3606997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3869098 and 3869107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3869101) 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, 2696 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (525600).

Almost surely, 23869141 is an apocalyptic number.

3869141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3869141 is a deficient number, since it is larger than the sum of its proper divisors (335659).

3869141 is a wasteful number, since it uses less digits than its factorization.

3869141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6619.

The product of its digits is 5184, while the sum is 32.

The square root of 3869141 is about 1967.0132180542. The cubic root of 3869141 is about 156.9898298955.

The spelling of 3869141 in words is "three million, eight hundred sixty-nine thousand, one hundred forty-one".

Divisors: 1 19 31 589 6569 124811 203639 3869141