Search a number
-
+
1093124825 = 52134771563
BaseRepresentation
bin100000100100111…
…1100001011011001
32211011220111100122
41001021330023121
54214314443300
6300245243025
736042256562
oct10111741331
92734814318
101093124825
11511049951
12266103475
13145614530
14a526d169
1565e78c85
hex4127c2d9

1093124825 has 24 divisors (see below), whose sum is σ = 1490821248. Its totient is φ = 790044480.

The previous prime is 1093124779. The next prime is 1093124827. The reversal of 1093124825 is 5284213901.

It is not a de Polignac number, because 1093124825 - 26 = 1093124761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1093124827) 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, 20507 + ... + 51056.

It is an arithmetic number, because the mean of its divisors is an integer number (62117552).

Almost surely, 21093124825 is an apocalyptic number.

It is an amenable number.

1093124825 is a deficient number, since it is larger than the sum of its proper divisors (397696423).

1093124825 is a wasteful number, since it uses less digits than its factorization.

1093124825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71633 (or 71628 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1093124825 is about 33062.4382797155. The cubic root of 1093124825 is about 1030.1249809066.

The spelling of 1093124825 in words is "one billion, ninety-three million, one hundred twenty-four thousand, eight hundred twenty-five".

Divisors: 1 5 13 25 47 65 235 325 611 1175 3055 15275 71563 357815 930319 1789075 3363461 4651595 16817305 23257975 43724993 84086525 218624965 1093124825