Search a number
-
+
11312024445 = 3251580315907
BaseRepresentation
bin10101000100011111…
…11100101101111101
31002012100120101022100
422202033330231331
5141131334240240
65110251535313
7550215423051
oct124217745575
932170511270
1011312024445
114885385437
12223845a539
1310b37755b7
147944d3c61
15463175e30
hex2a23fcb7d

11312024445 has 24 divisors (see below), whose sum is σ = 19609982496. Its totient is φ = 6032318688.

The previous prime is 11312024431. The next prime is 11312024453. The reversal of 11312024445 is 54442021311.

11312024445 is a `hidden beast` number, since 1 + 13 + 1 + 202 + 4 + 445 = 666.

It is not a de Polignac number, because 11312024445 - 24 = 11312024429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 703182 + ... + 719088.

It is an arithmetic number, because the mean of its divisors is an integer number (817082604).

Almost surely, 211312024445 is an apocalyptic number.

11312024445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11312024445 is a deficient number, since it is larger than the sum of its proper divisors (8297958051).

11312024445 is a wasteful number, since it uses less digits than its factorization.

11312024445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31721 (or 31718 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 11312024445 its reverse (54442021311), we get a palindrome (65754045756).

The spelling of 11312024445 in words is "eleven billion, three hundred twelve million, twenty-four thousand, four hundred forty-five".

Divisors: 1 3 5 9 15 45 15803 15907 47409 47721 79015 79535 142227 143163 237045 238605 711135 715815 251378321 754134963 1256891605 2262404889 3770674815 11312024445