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106239679 = 7131167469
BaseRepresentation
bin1100101010100…
…01011010111111
321101220112102221
412111101122333
5204144132204
614313030211
72430010450
oct625213277
9241815387
10106239679
1154a73497
122b6b5367
1319019920
1410177127
1594d8654
hex65516bf

106239679 has 8 divisors (see below), whose sum is σ = 130756640. Its totient is φ = 84057696.

The previous prime is 106239677. The next prime is 106239703. The reversal of 106239679 is 976932601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106239679 - 21 = 106239677 is a prime.

It is a super-3 number, since 3×1062396793 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106239671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583644 + ... + 583825.

It is an arithmetic number, because the mean of its divisors is an integer number (16344580).

Almost surely, 2106239679 is an apocalyptic number.

106239679 is a deficient number, since it is larger than the sum of its proper divisors (24516961).

106239679 is a wasteful number, since it uses less digits than its factorization.

106239679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167489.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 106239679 is about 10307.2634098484. The cubic root of 106239679 is about 473.6187820093.

It can be divided in two parts, 10623 and 9679, that added together give a palindrome (20302).

The spelling of 106239679 in words is "one hundred six million, two hundred thirty-nine thousand, six hundred seventy-nine".

Divisors: 1 7 13 91 1167469 8172283 15177097 106239679