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5805678025 = 52743112
BaseRepresentation
bin1010110100000101…
…11001110111001001
3112222121102000001001
411122002321313021
543342223144100
62400031455001
7263604310000
oct53202716711
915877360031
105805678025
11250a176914
121160387461
13716a4c054
143d10a7c37
1523ea50d6a
hex15a0b9dc9

5805678025 has 45 divisors (see below), whose sum is σ = 8425472423. Its totient is φ = 3968235600.

The previous prime is 5805677987. The next prime is 5805678031. The reversal of 5805678025 is 5208765085.

The square root of 5805678025 is 76195.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2090044089 + 3715633936 = 45717^2 + 60956^2 .

It is not a de Polignac number, because 5805678025 - 27 = 5805677897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 18667620 + ... + 18667930.

Almost surely, 25805678025 is an apocalyptic number.

5805678025 is the 76195-th square number.

5805678025 is the 38098-th centered octagonal number.

It is an amenable number.

5805678025 is a deficient number, since it is larger than the sum of its proper divisors (2619794398).

5805678025 is an frugal number, since it uses more digits than its factorization.

5805678025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 46.

The cubic root of 5805678025 is about 1797.2878935322.

The spelling of 5805678025 in words is "five billion, eight hundred five million, six hundred seventy-eight thousand, twenty-five".

Divisors: 1 5 7 25 35 49 175 245 311 343 1225 1555 1715 2177 2401 7775 8575 10885 12005 15239 54425 60025 76195 96721 106673 380975 483605 533365 677047 746711 2418025 2666825 3385235 3733555 4739329 16926175 18667775 23696645 33175303 118483225 165876515 232227121 829382575 1161135605 5805678025