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89760349 = 727147317
BaseRepresentation
bin1010101100110…
…10001001011101
320020220022001101
411112122021131
5140434312344
612523513101
72136643660
oct526321135
9206808041
1089760349
1146738308
1226088791
1315799b43
14bcc76d7
157d309d4
hex559a25d

89760349 has 8 divisors (see below), whose sum is σ = 102963968. Its totient is φ = 76651920.

The previous prime is 89760347. The next prime is 89760371. The reversal of 89760349 is 94306798.

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 89760349 - 21 = 89760347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89760299 and 89760308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89760347) 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, 21762 + ... + 25555.

It is an arithmetic number, because the mean of its divisors is an integer number (12870496).

Almost surely, 289760349 is an apocalyptic number.

It is an amenable number.

89760349 is a deficient number, since it is larger than the sum of its proper divisors (13203619).

89760349 is a wasteful number, since it uses less digits than its factorization.

89760349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47595.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 89760349 is about 9474.1938443331. The cubic root of 89760349 is about 447.7423532497.

It can be divided in two parts, 89760 and 349, that added together give a palindrome (90109).

The spelling of 89760349 in words is "eighty-nine million, seven hundred sixty thousand, three hundred forty-nine".

Divisors: 1 7 271 1897 47317 331219 12822907 89760349