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85494733 = 619714449
BaseRepresentation
bin1010001100010…
…00101111001101
312221212120201121
411012020233031
5133341312413
612252240541
72055456532
oct506105715
9187776647
1085494733
1144294505
1224770151
13149353cc
14b4d6d89
15778bb8d
hex5188bcd

85494733 has 8 divisors (see below), whose sum is σ = 87798200. Its totient is φ = 83220480.

The previous prime is 85494719. The next prime is 85494757. The reversal of 85494733 is 33749458.

It can be written as a sum of positive squares in 4 ways, for example, as 12938409 + 72556324 = 3597^2 + 8518^2 .

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 85494733 - 25 = 85494701 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 85494733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85497733) 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, 1308 + ... + 13141.

It is an arithmetic number, because the mean of its divisors is an integer number (10974775).

Almost surely, 285494733 is an apocalyptic number.

It is an amenable number.

85494733 is a deficient number, since it is larger than the sum of its proper divisors (2303467).

85494733 is a wasteful number, since it uses less digits than its factorization.

85494733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14607.

The product of its digits is 362880, while the sum is 43.

The square root of 85494733 is about 9246.3361933254. The cubic root of 85494733 is about 440.5343593917.

The spelling of 85494733 in words is "eighty-five million, four hundred ninety-four thousand, seven hundred thirty-three".

Divisors: 1 61 97 5917 14449 881389 1401553 85494733