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105051252530 = 25711003136393
BaseRepresentation
bin110000111010110001…
…0101110011100110010
3101001011012110120001202
41201311202232130302
53210121110040110
6120132044531202
710406160625160
oct1416542563462
9331135416052
10105051252530
1140608769974
1218439550b02
139ba2174873
145127c64230
152aec9170a5
hex18758ae732

105051252530 has 32 divisors (see below), whose sum is σ = 216126658944. Its totient is φ = 36014034816.

The previous prime is 105051252473. The next prime is 105051252547. The reversal of 105051252530 is 35252150501.

It is a super-2 number, since 2×1050512525302 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105051252493 and 105051252502.

It is an unprimeable number.

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, 702014 + ... + 838406.

It is an arithmetic number, because the mean of its divisors is an integer number (6753958092).

Almost surely, 2105051252530 is an apocalyptic number.

105051252530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105051252530 is an abundant number, since it is smaller than the sum of its proper divisors (111075406414).

105051252530 is a wasteful number, since it uses less digits than its factorization.

105051252530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147410.

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 105051252530 in words is "one hundred five billion, fifty-one million, two hundred fifty-two thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 11003 22006 55015 77021 110030 136393 154042 272786 385105 681965 770210 954751 1363930 1909502 4773755 9547510 1500732179 3001464358 7503660895 10505125253 15007321790 21010250506 52525626265 105051252530