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525551051050 = 25279668919891
BaseRepresentation
bin1111010010111010100…
…10001010000100101010
31212020112120000120222121
413221131102022010222
532102312032113200
61041233530541454
752653434140504
oct7513522120452
91766476016877
10525551051050
1119298095a313
1285a31b9788a
133a7368a1cac
141b618850d74
15da0dda4e1a
hex7a5d48a12a

525551051050 has 48 divisors (see below), whose sum is σ = 990096451200. Its totient is φ = 207517939200.

The previous prime is 525551051033. The next prime is 525551051059. The reversal of 525551051050 is 50150155525.

It is a super-2 number, since 2×5255510510502 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525551050997 and 525551051015.

It is not an unprimeable number, because it can be changed into a prime (525551051059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26411605 + ... + 26431495.

It is an arithmetic number, because the mean of its divisors is an integer number (20627009400).

Almost surely, 2525551051050 is an apocalyptic number.

525551051050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

525551051050 is a deficient number, since it is larger than the sum of its proper divisors (464545400150).

525551051050 is a wasteful number, since it uses less digits than its factorization.

525551051050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26671 (or 26666 counting only the distinct ones).

The product of its (nonzero) digits is 31250, while the sum is 34.

The spelling of 525551051050 in words is "five hundred twenty-five billion, five hundred fifty-one million, fifty-one thousand, fifty".

Divisors: 1 2 5 10 25 50 79 158 395 790 1975 3950 6689 13378 19891 33445 39782 66890 99455 167225 198910 334450 497275 528431 994550 1056862 1571389 2642155 3142778 5284310 7856945 13210775 15713890 26421550 39284725 78569450 133050899 266101798 665254495 1330508990 3326272475 6652544950 10511021021 21022042042 52555105105 105110210210 262775525525 525551051050