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1073926845 = 32523865041
BaseRepresentation
bin100000000000010…
…1101001010111101
32202211210010200100
41000000231022331
54144411124340
6254321551313
735420141025
oct10000551275
92684703610
101073926845
11501227152
1225b7a5539
13141652194
14a28b2a85
1564435830
hex4002d2bd

1073926845 has 12 divisors (see below), whose sum is σ = 1861473276. Its totient is φ = 572760960.

The previous prime is 1073926823. The next prime is 1073926877. The reversal of 1073926845 is 5486293701.

1073926845 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 204089796 + 869837049 = 14286^2 + 29493^2 .

It is not a de Polignac number, because 1073926845 - 26 = 1073926781 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 23865041 = 1073926845 / (1 + 0 + 7 + 3 + 9 + 2 + 6 + 8 + 4 + 5).

1073926845 is strictly pandigital in base 10.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073926845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11932476 + ... + 11932565.

It is an arithmetic number, because the mean of its divisors is an integer number (155122773).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1073926845 = 2147853690, but 3⋅1073926845 = 3221780535 is not.

Almost surely, 21073926845 is an apocalyptic number.

1073926845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1073926845 is a deficient number, since it is larger than the sum of its proper divisors (787546431).

1073926845 is a wasteful number, since it uses less digits than its factorization.

1073926845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23865052 (or 23865049 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1073926845 is about 32770.8230748024. The cubic root of 1073926845 is about 1024.0588132139.

The spelling of 1073926845 in words is "one billion, seventy-three million, nine hundred twenty-six thousand, eight hundred forty-five".

Divisors: 1 3 5 9 15 45 23865041 71595123 119325205 214785369 357975615 1073926845