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89207417 = 138817789
BaseRepresentation
bin1010101000100…
…11001001111001
320012212012120102
411110103021321
5140314114132
612504005145
72132151635
oct524231171
9205765512
1089207417
114639a942
1225a607b5
1315635270
14bbc1dc5
157c71c62
hex5513279

89207417 has 8 divisors (see below), whose sum is σ = 96190920. Its totient is φ = 82241280.

The previous prime is 89207411. The next prime is 89207423. The reversal of 89207417 is 71470298.

It is an interprime number because it is at equal distance from previous prime (89207411) and next prime (89207423).

It can be written as a sum of positive squares in 4 ways, for example, as 395641 + 88811776 = 629^2 + 9424^2 .

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 89207417 - 24 = 89207401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89207411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7559 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (12023865).

Almost surely, 289207417 is an apocalyptic number.

It is an amenable number.

89207417 is a deficient number, since it is larger than the sum of its proper divisors (6983503).

89207417 is a wasteful number, since it uses less digits than its factorization.

89207417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8683.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 89207417 is about 9444.9678136032. The cubic root of 89207417 is about 446.8210809283.

The spelling of 89207417 in words is "eighty-nine million, two hundred seven thousand, four hundred seventeen".

Divisors: 1 13 881 7789 11453 101257 6862109 89207417