Search a number
-
+
28413341 = 1121719727
BaseRepresentation
bin110110001100…
…0110110011101
31222110112202222
41230120312131
524233211331
62452555125
7463336505
oct154306635
958415688
1028413341
1115047400
129622aa5
135b6aa38
143ab8a05
152763b7b
hex1b18d9d

28413341 has 24 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 22999680.

The previous prime is 28413317. The next prime is 28413383. The reversal of 28413341 is 14331482.

It is not a de Polignac number, because 28413341 - 214 = 28396957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28413341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28413311) 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, 38720 + ... + 39446.

It is an arithmetic number, because the mean of its divisors is an integer number (1452360).

Almost surely, 228413341 is an apocalyptic number.

It is an amenable number.

28413341 is a deficient number, since it is larger than the sum of its proper divisors (6443299).

28413341 is a wasteful number, since it uses less digits than its factorization.

28413341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 774 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 28413341 is about 5330.4165878475. The cubic root of 28413341 is about 305.1458265308.

The spelling of 28413341 in words is "twenty-eight million, four hundred thirteen thousand, three hundred forty-one".

Divisors: 1 11 17 19 121 187 209 323 727 2057 2299 3553 7997 12359 13813 39083 87967 135949 151943 234821 1495439 1671373 2583031 28413341