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105000500 = 225311171123
BaseRepresentation
bin1100100001000…
…10111000110100
321022120120121102
412100202320310
5203340004000
614230305232
72413326623
oct620427064
9238516542
10105000500
11542a7480
122b1b8218
13189a4897
14dd336ba
1593413d5
hex6422e34

105000500 has 96 divisors (see below), whose sum is σ = 265120128. Its totient is φ = 35904000.

The previous prime is 105000481. The next prime is 105000523. The reversal of 105000500 is 5000501.

It is a super-2 number, since 2×1050005002 = 22050210000500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92939 + ... + 94061.

It is an arithmetic number, because the mean of its divisors is an integer number (2761668).

Almost surely, 2105000500 is an apocalyptic number.

105000500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132560064).

105000500 is an abundant number, since it is smaller than the sum of its proper divisors (160119628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105000500 is a wasteful number, since it uses less digits than its factorization.

105000500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 11.

The square root of 105000500 is about 10246.9751634324. The cubic root of 105000500 is about 471.7701468708.

Subtracting from 105000500 its reverse (5000501), we obtain a palindrome (99999999).

It can be divided in two parts, 10 and 5000500, that multiplied together give a triangular number (50005000 = T10000).

The spelling of 105000500 in words is "one hundred five million, five hundred", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 17 20 22 25 34 44 50 55 68 85 100 110 125 170 187 220 250 275 340 374 425 500 550 748 850 935 1100 1123 1375 1700 1870 2125 2246 2750 3740 4250 4492 4675 5500 5615 8500 9350 11230 12353 18700 19091 22460 23375 24706 28075 38182 46750 49412 56150 61765 76364 93500 95455 112300 123530 140375 190910 210001 247060 280750 308825 381820 420002 477275 561500 617650 840004 954550 1050005 1235300 1544125 1909100 2100010 2386375 3088250 4200020 4772750 5250025 6176500 9545500 10500050 21000100 26250125 52500250 105000500