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23211283025 = 5271920173461
BaseRepresentation
bin10101100111100000…
…000001001001010001
32012220122010100102002
4111213200001021101
5340014042024100
614355122203345
71451124436040
oct254740011121
965818110362
1023211283025
119931189537
1245b94b3555
13225ba96cc8
1411a29aa557
1590cb472d5
hex567801251

23211283025 has 48 divisors (see below), whose sum is σ = 34652127360. Its totient is φ = 15066777600.

The previous prime is 23211283003. The next prime is 23211283103. The reversal of 23211283025 is 52038211232.

It is not a de Polignac number, because 23211283025 - 26 = 23211282961 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6704795 + ... + 6708255.

It is an arithmetic number, because the mean of its divisors is an integer number (721919320).

Almost surely, 223211283025 is an apocalyptic number.

23211283025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23211283025 is a deficient number, since it is larger than the sum of its proper divisors (11440844335).

23211283025 is a wasteful number, since it uses less digits than its factorization.

23211283025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514 (or 5509 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 23211283025 its reverse (52038211232), we get a palindrome (75249494257).

The spelling of 23211283025 in words is "twenty-three billion, two hundred eleven million, two hundred eighty-three thousand, twenty-five".

Divisors: 1 5 7 19 25 35 95 133 175 475 665 2017 3325 3461 10085 14119 17305 24227 38323 50425 65759 70595 86525 121135 191615 268261 328795 352975 460313 605675 958075 1341305 1643975 2301565 6706525 6980837 11507825 34904185 48865859 132635903 174520925 244329295 663179515 928451321 1221646475 3315897575 4642256605 23211283025