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108700052 = 22173157081
BaseRepresentation
bin1100111101010…
…10000110010100
321120112112102212
412132222012110
5210311400202
614441452552
72456635526
oct636520624
9246475385
10108700052
11563a3a5a
12304a1158
131969b776
1410617a16
159822652
hex67aa194

108700052 has 12 divisors (see below), whose sum is σ = 191325876. Its totient is φ = 54035520.

The previous prime is 108700051. The next prime is 108700079. The reversal of 108700052 is 250007801.

It can be written as a sum of positive squares in 2 ways, for example, as 45751696 + 62948356 = 6764^2 + 7934^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108700051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77849 + ... + 79232.

It is an arithmetic number, because the mean of its divisors is an integer number (15943823).

Almost surely, 2108700052 is an apocalyptic number.

It is an amenable number.

108700052 is a deficient number, since it is larger than the sum of its proper divisors (82625824).

108700052 is a wasteful number, since it uses less digits than its factorization.

108700052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157258 (or 157256 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 108700052 is about 10425.9317089649. The cubic root of 108700052 is about 477.2470478448.

Adding to 108700052 its reverse (250007801), we get a palindrome (358707853).

The spelling of 108700052 in words is "one hundred eight million, seven hundred thousand, fifty-two".

Divisors: 1 2 4 173 346 692 157081 314162 628324 27175013 54350026 108700052