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84253741 = 1113589187
BaseRepresentation
bin1010000010110…
…01110000101101
312212112112101221
411001121300231
5133032104431
612205503341
72042100505
oct501316055
9185475357
1084253741
11436170a0
1224271b51
13145bc5b0
14b292a05
1575e4111
hex5059c2d

84253741 has 8 divisors (see below), whose sum is σ = 98983584. Its totient is φ = 70702320.

The previous prime is 84253739. The next prime is 84253747. The reversal of 84253741 is 14735248.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84253741 - 21 = 84253739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84253697 and 84253706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84253747) 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, 294451 + ... + 294736.

It is an arithmetic number, because the mean of its divisors is an integer number (12372948).

Almost surely, 284253741 is an apocalyptic number.

It is an amenable number.

84253741 is a deficient number, since it is larger than the sum of its proper divisors (14729843).

84253741 is a wasteful number, since it uses less digits than its factorization.

84253741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589211.

The product of its digits is 26880, while the sum is 34.

The square root of 84253741 is about 9178.9836583360. The cubic root of 84253741 is about 438.3924483138.

Adding to 84253741 its reverse (14735248), we get a palindrome (98988989).

The spelling of 84253741 in words is "eighty-four million, two hundred fifty-three thousand, seven hundred forty-one".

Divisors: 1 11 13 143 589187 6481057 7659431 84253741