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105523230410 = 2513811717157
BaseRepresentation
bin110001001000110101…
…1001011011011001010
3101002101002120111222222
41202101223023123022
53212102421333120
6120250545014042
710423651442033
oct1422153133312
9332332514888
10105523230410
1140830126934
121854b624322
139c48b98010
145170803a8a
152b29097525
hex1891acb6ca

105523230410 has 16 divisors (see below), whose sum is σ = 204552723816. Its totient is φ = 38962423488.

The previous prime is 105523230383. The next prime is 105523230451. The reversal of 105523230410 is 14032325501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 86700213601 + 18823016809 = 294449^2 + 137197^2 .

It is a super-2 number, since 2×1055232304102 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 105523230410.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405858449 + ... + 405858708.

Almost surely, 2105523230410 is an apocalyptic number.

105523230410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105523230410 is a deficient number, since it is larger than the sum of its proper divisors (99029493406).

105523230410 is a wasteful number, since it uses less digits than its factorization.

105523230410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811717177.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 105523230410 its reverse (14032325501), we get a palindrome (119555555911).

The spelling of 105523230410 in words is "one hundred five billion, five hundred twenty-three million, two hundred thirty thousand, four hundred ten".

Divisors: 1 2 5 10 13 26 65 130 811717157 1623434314 4058585785 8117171570 10552323041 21104646082 52761615205 105523230410