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105060870 = 23257315991
BaseRepresentation
bin1100100001100…
…01101000000110
321022200122102100
412100301220012
5203343421440
614231452530
72414000625
oct620615006
9238618370
10105060870
1154338872
122b227146
13189c61c5
14dd4b6bc
159354230
hex6431a06

105060870 has 48 divisors (see below), whose sum is σ = 276917472. Its totient is φ = 27630720.

The previous prime is 105060859. The next prime is 105060883. The reversal of 105060870 is 78060501.

105060870 is a `hidden beast` number, since 1 + 0 + 50 + 608 + 7 + 0 = 666.

It is a super-2 number, since 2×1050608702 = 22075572810313800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1426 + ... + 14565.

It is an arithmetic number, because the mean of its divisors is an integer number (5769114).

Almost surely, 2105060870 is an apocalyptic number.

105060870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 105060870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138458736).

105060870 is an abundant number, since it is smaller than the sum of its proper divisors (171856602).

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

105060870 is a wasteful number, since it uses less digits than its factorization.

105060870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16077 (or 16074 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 105060870 is about 10249.9204874965. The cubic root of 105060870 is about 471.8605442409.

The spelling of 105060870 in words is "one hundred five million, sixty thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 73 90 146 219 365 438 657 730 1095 1314 2190 3285 6570 15991 31982 47973 79955 95946 143919 159910 239865 287838 479730 719595 1167343 1439190 2334686 3502029 5836715 7004058 10506087 11673430 17510145 21012174 35020290 52530435 105060870