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105137850 = 2352700919
BaseRepresentation
bin1100100010001…
…00011010111010
321022211120000110
412101010122322
5203403402400
614233245150
72414441226
oct621043272
9238746013
10105137850
1154390694
122b2637b6
1318a2225c
14dd6b786
15936be50
hex64446ba

105137850 has 24 divisors (see below), whose sum is σ = 260742240. Its totient is φ = 28036720.

The previous prime is 105137821. The next prime is 105137867. The reversal of 105137850 is 58731501.

It is a super-2 number, since 2×1051378502 = 22107935005245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350310 + ... + 350609.

It is an arithmetic number, because the mean of its divisors is an integer number (10864260).

Almost surely, 2105137850 is an apocalyptic number.

105137850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105137850 is an abundant number, since it is smaller than the sum of its proper divisors (155604390).

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

105137850 is a wasteful number, since it uses less digits than its factorization.

105137850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700934 (or 700929 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 105137850 is about 10253.6749509627. The cubic root of 105137850 is about 471.9757630234.

The spelling of 105137850 in words is "one hundred five million, one hundred thirty-seven thousand, eight hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 700919 1401838 2102757 3504595 4205514 7009190 10513785 17522975 21027570 35045950 52568925 105137850