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85041430 = 258504143
BaseRepresentation
bin1010001000110…
…10000100010110
312221000112220121
411010122010112
5133232311210
612234422154
72051561125
oct504320426
9187015817
1085041430
1144004981
122459195a
1314806c96
14b419abc
1576ec6da
hex511a116

85041430 has 8 divisors (see below), whose sum is σ = 153074592. Its totient is φ = 34016568.

The previous prime is 85041349. The next prime is 85041443. The reversal of 85041430 is 3414058.

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

It is a junction number, because it is equal to n+sod(n) for n = 85041395 and 85041404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4252062 + ... + 4252081.

It is an arithmetic number, because the mean of its divisors is an integer number (19134324).

Almost surely, 285041430 is an apocalyptic number.

85041430 is a deficient number, since it is larger than the sum of its proper divisors (68033162).

85041430 is a wasteful number, since it uses less digits than its factorization.

85041430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8504150.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 85041430 is about 9221.7910407903. The cubic root of 85041430 is about 439.7543911631.

Adding to 85041430 its reverse (3414058), we get a palindrome (88455488).

The spelling of 85041430 in words is "eighty-five million, forty-one thousand, four hundred thirty".

Divisors: 1 2 5 10 8504143 17008286 42520715 85041430