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106869471 = 3191874903
BaseRepresentation
bin1100101111010…
…11001011011111
321110002112100120
412113223023133
5204324310341
614334330023
72435242542
oct627531337
9243075316
10106869471
1155363685
122b959913
13191aa497
141029c859
1595b0066
hex65eb2df

106869471 has 8 divisors (see below), whose sum is σ = 149992320. Its totient is φ = 67496472.

The previous prime is 106869449. The next prime is 106869487. The reversal of 106869471 is 174968601.

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

It is not a de Polignac number, because 106869471 - 25 = 106869439 is a prime.

It is a super-3 number, since 3×1068694713 (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 (106861471) 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, 937395 + ... + 937508.

It is an arithmetic number, because the mean of its divisors is an integer number (18749040).

Almost surely, 2106869471 is an apocalyptic number.

106869471 is a deficient number, since it is larger than the sum of its proper divisors (43122849).

106869471 is a wasteful number, since it uses less digits than its factorization.

106869471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874925.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 106869471 is about 10337.7691500633. The cubic root of 106869471 is about 474.5528142196.

The spelling of 106869471 in words is "one hundred six million, eight hundred sixty-nine thousand, four hundred seventy-one".

Divisors: 1 3 19 57 1874903 5624709 35623157 106869471