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106252085687 = 119659280517
BaseRepresentation
bin110001011110100011…
…1100010100110110111
3101011020220001012110212
41202331013202212313
53220101013220222
6120451142540035
710451011553366
oct1427507424667
9334226035425
10106252085687
1141074594670
121871373761b
13a033b9b327
1451dd52d7dd
152b6d0696e2
hex18bd1e29b7

106252085687 has 4 divisors (see below), whose sum is σ = 115911366216. Its totient is φ = 96592805160.

The previous prime is 106252085683. The next prime is 106252085701. The reversal of 106252085687 is 786580252601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106252085687 - 22 = 106252085683 is a prime.

It is a super-2 number, since 2×1062520856872 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106252085683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4829640248 + ... + 4829640269.

It is an arithmetic number, because the mean of its divisors is an integer number (28977841554).

Almost surely, 2106252085687 is an apocalyptic number.

106252085687 is a deficient number, since it is larger than the sum of its proper divisors (9659280529).

106252085687 is an equidigital number, since it uses as much as digits as its factorization.

106252085687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9659280528.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 106252085687 in words is "one hundred six billion, two hundred fifty-two million, eighty-five thousand, six hundred eighty-seven".

Divisors: 1 11 9659280517 106252085687