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86161303 = 233369791
BaseRepresentation
bin1010010001010…
…11011110010111
320000010110002101
411020223132113
5134024130203
612314422531
72064234064
oct510533627
9200113071
1086161303
11446aa298
1224a31a47
1314b09927
14b62bc6b
15786e41d
hex522b797

86161303 has 4 divisors (see below), whose sum is σ = 86531328. Its totient is φ = 85791280.

The previous prime is 86161301. The next prime is 86161337. The reversal of 86161303 is 30316168.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86161303 - 21 = 86161301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86161301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184663 + ... + 185128.

It is an arithmetic number, because the mean of its divisors is an integer number (21632832).

Almost surely, 286161303 is an apocalyptic number.

86161303 is a deficient number, since it is larger than the sum of its proper divisors (370025).

86161303 is a wasteful number, since it uses less digits than its factorization.

86161303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370024.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 86161303 is about 9282.3112962236. The cubic root of 86161303 is about 441.6762898738.

The spelling of 86161303 in words is "eighty-six million, one hundred sixty-one thousand, three hundred three".

Divisors: 1 233 369791 86161303