Search a number
-
+
94020371 = 208345137
BaseRepresentation
bin1011001101010…
…10001100010011
320112220201200222
411212222030103
5143032122441
613155103255
72221105604
oct546521423
9215821628
1094020371
1149087995
12275a1b2b
131662bb73
14c6b5dab
1583c2d4b
hex59aa313

94020371 has 4 divisors (see below), whose sum is σ = 94067592. Its totient is φ = 93973152.

The previous prime is 94020361. The next prime is 94020373. The reversal of 94020371 is 17302049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17302049 = 23752263.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-94020371 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 94020371.

It is not an unprimeable number, because it can be changed into a prime (94020373) 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 3 ways as a sum of consecutive naturals, for example, 20486 + ... + 24651.

It is an arithmetic number, because the mean of its divisors is an integer number (23516898).

Almost surely, 294020371 is an apocalyptic number.

94020371 is a deficient number, since it is larger than the sum of its proper divisors (47221).

94020371 is a wasteful number, since it uses less digits than its factorization.

94020371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47220.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 94020371 is about 9696.4102120321. The cubic root of 94020371 is about 454.7164372517.

The spelling of 94020371 in words is "ninety-four million, twenty thousand, three hundred seventy-one".

Divisors: 1 2083 45137 94020371