Search a number
-
+
1099372023 = 32711720457
BaseRepresentation
bin100000110000111…
…0001010111110111
32211121122212220100
41001201301113313
54222414401043
6301031205143
736146336151
oct10141612767
92747585810
101099372023
11514626522
122682167b3
131469c0bb9
14a6017ad1
15667aecd3
hex418715f7

1099372023 has 12 divisors (see below), whose sum is σ = 1610348688. Its totient is φ = 722591520.

The previous prime is 1099372007. The next prime is 1099372033. The reversal of 1099372023 is 3202739901.

It is not a de Polignac number, because 1099372023 - 24 = 1099372007 is a prime.

It is a super-2 number, since 2×10993720232 = 2417237689910225058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099372033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 859590 + ... + 860867.

It is an arithmetic number, because the mean of its divisors is an integer number (134195724).

Almost surely, 21099372023 is an apocalyptic number.

1099372023 is a deficient number, since it is larger than the sum of its proper divisors (510976665).

1099372023 is a wasteful number, since it uses less digits than its factorization.

1099372023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720534 (or 1720531 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 1099372023 is about 33156.7794425213. The cubic root of 1099372023 is about 1032.0836392236.

The spelling of 1099372023 in words is "one billion, ninety-nine million, three hundred seventy-two thousand, twenty-three".

Divisors: 1 3 9 71 213 639 1720457 5161371 15484113 122152447 366457341 1099372023