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83369407 = 1171106747
BaseRepresentation
bin1001111100000…
…01110110111111
312210212121022211
410332001312333
5132320310112
612134521251
72031425332
oct476016677
9183777284
1083369407
1143072740
1223b06227
131436cc14
14b102619
1574bc0a7
hex4f81dbf

83369407 has 8 divisors (see below), whose sum is σ = 92230272. Its totient is φ = 74722200.

The previous prime is 83369401. The next prime is 83369423. The reversal of 83369407 is 70496338.

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 83369407 - 211 = 83367359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 83369407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83369401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 52593 + ... + 54154.

It is an arithmetic number, because the mean of its divisors is an integer number (11528784).

Almost surely, 283369407 is an apocalyptic number.

83369407 is a deficient number, since it is larger than the sum of its proper divisors (8860865).

83369407 is a wasteful number, since it uses less digits than its factorization.

83369407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106829.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 83369407 is about 9130.6849140686. The cubic root of 83369407 is about 436.8532497769.

The spelling of 83369407 in words is "eighty-three million, three hundred sixty-nine thousand, four hundred seven".

Divisors: 1 11 71 781 106747 1174217 7579037 83369407