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20880583095 = 354261326693
BaseRepresentation
bin10011011100100101…
…000110100110110111
31222220012111112011110
4103130211012212313
5320230412124340
613331543210103
71336304012361
oct233445064667
958805445143
1020880583095
1189455aa149
124068a46933
131c79c63418
141021229d31
1582320e680
hex4dc9469b7

20880583095 has 16 divisors (see below), whose sum is σ = 33416875872. Its totient is φ = 11133663360.

The previous prime is 20880583093. The next prime is 20880583109. The reversal of 20880583095 is 59038508802.

It is not a de Polignac number, because 20880583095 - 21 = 20880583093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20880583091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99432 + ... + 227261.

It is an arithmetic number, because the mean of its divisors is an integer number (2088554742).

Almost surely, 220880583095 is an apocalyptic number.

20880583095 is a deficient number, since it is larger than the sum of its proper divisors (12536292777).

20880583095 is a wasteful number, since it uses less digits than its factorization.

20880583095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330962.

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 20880583095 in words is "twenty billion, eight hundred eighty million, five hundred eighty-three thousand, ninety-five".

Divisors: 1 3 5 15 4261 12783 21305 63915 326693 980079 1633465 4900395 1392038873 4176116619 6960194365 20880583095