Search a number
-
+
2472023689 = 43101956417
BaseRepresentation
bin1001001101011000…
…0001011010001001
320101021112210222221
42103112001122021
520030314224224
61045144014041
7115154566102
oct22326013211
96337483887
102472023689
111059435a93
1258ba61321
133051b5615
1419644b3a9
15e70516e4
hex93581689

2472023689 has 8 divisors (see below), whose sum is σ = 2532039840. Its totient is φ = 2412122496.

The previous prime is 2472023663. The next prime is 2472023711. The reversal of 2472023689 is 9863202742.

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

It is not a de Polignac number, because 2472023689 - 211 = 2472021641 is a prime.

It is a super-2 number, since 2×24720236892 = 12221802237954337442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2472023629) 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, 15609 + ... + 72025.

It is an arithmetic number, because the mean of its divisors is an integer number (316504980).

Almost surely, 22472023689 is an apocalyptic number.

It is an amenable number.

2472023689 is a deficient number, since it is larger than the sum of its proper divisors (60016151).

2472023689 is a wasteful number, since it uses less digits than its factorization.

2472023689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57479.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 2472023689 is about 49719.4498058858. The cubic root of 2472023689 is about 1352.1271794350.

The spelling of 2472023689 in words is "two billion, four hundred seventy-two million, twenty-three thousand, six hundred eighty-nine".

Divisors: 1 43 1019 43817 56417 2425931 57488923 2472023689