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40869102 = 236811517
BaseRepresentation
bin1001101111100…
…1110011101110
32211220100212110
42123321303232
540430302402
64015544450
71004244621
oct233716356
984810773
1040869102
112108461a
121182b126
13860c301
1455dbdb8
1538c456c
hex26f9cee

40869102 has 8 divisors (see below), whose sum is σ = 81738216. Its totient is φ = 13623032.

The previous prime is 40869097. The next prime is 40869113. The reversal of 40869102 is 20196804.

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

40869102 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 40869102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3405753 + ... + 3405764.

It is an arithmetic number, because the mean of its divisors is an integer number (10217277).

Almost surely, 240869102 is an apocalyptic number.

40869102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40869102 is a wasteful number, since it uses less digits than its factorization.

40869102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811522.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 40869102 is about 6392.8946495308. The cubic root of 40869102 is about 344.4543696142.

The spelling of 40869102 in words is "forty million, eight hundred sixty-nine thousand, one hundred two".

Divisors: 1 2 3 6 6811517 13623034 20434551 40869102