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3868137 = 327134723
BaseRepresentation
bin1110110000010111101001
321021112002100
432300113221
51442240022
6214524013
744610240
oct16602751
97245070
103868137
112202209
121366609
13a55850
14729957
155161ac
hex3b05e9

3868137 has 24 divisors (see below), whose sum is σ = 6878144. Its totient is φ = 2039904.

The previous prime is 3868133. The next prime is 3868141. The reversal of 3868137 is 7318683.

It is an interprime number because it is at equal distance from previous prime (3868133) and next prime (3868141).

It is not a de Polignac number, because 3868137 - 22 = 3868133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3868133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1543 + ... + 3180.

Almost surely, 23868137 is an apocalyptic number.

It is an amenable number.

3868137 is a deficient number, since it is larger than the sum of its proper divisors (3010007).

3868137 is a wasteful number, since it uses less digits than its factorization.

3868137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749 (or 4746 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 3868137 is about 1966.7579922299. The cubic root of 3868137 is about 156.9762496698.

It can be divided in two parts, 3868 and 137, that added together give a triangular number (4005 = T89).

The spelling of 3868137 in words is "three million, eight hundred sixty-eight thousand, one hundred thirty-seven".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 819 4723 14169 33061 42507 61399 99183 184197 297549 429793 552591 1289379 3868137