[go: up one dir, main page]

Search a number
-
+
85074654 = 2372388069
BaseRepresentation
bin1010001001000…
…10001011011110
312221002020111010
411010202023132
5133234342104
612235240050
72052060030
oct504421336
9187066433
1085074654
1144027935
12245a9026
1314819142
14b427c50
157707489
hex51222de

85074654 has 32 divisors (see below), whose sum is σ = 202913280. Its totient is φ = 23249952.

The previous prime is 85074629. The next prime is 85074673. The reversal of 85074654 is 45647058.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43069 + ... + 45000.

It is an arithmetic number, because the mean of its divisors is an integer number (6341040).

Almost surely, 285074654 is an apocalyptic number.

85074654 is an abundant number, since it is smaller than the sum of its proper divisors (117838626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85074654 is a wasteful number, since it uses less digits than its factorization.

85074654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88104.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 85074654 is about 9223.5922503112. The cubic root of 85074654 is about 439.8116514798.

The spelling of 85074654 in words is "eighty-five million, seventy-four thousand, six hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 966 88069 176138 264207 528414 616483 1232966 1849449 2025587 3698898 4051174 6076761 12153522 14179109 28358218 42537327 85074654