Search a number
-
+
39772468 = 2223941603
BaseRepresentation
bin1001011110111…
…0000100110100
32202211122120101
42113232010310
540140204333
63540243444
7662026501
oct227560464
982748511
1039772468
11204a570a
12113a0584
138317108
1453d44a8
15375967d
hex25ee134

39772468 has 12 divisors (see below), whose sum is σ = 69894720. Its totient is φ = 19802552.

The previous prime is 39772441. The next prime is 39772477. The reversal of 39772468 is 86427793.

39772468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×397724682 = 3163698421622048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 19846 + ... + 21757.

It is an arithmetic number, because the mean of its divisors is an integer number (5824560).

Almost surely, 239772468 is an apocalyptic number.

It is an amenable number.

39772468 is a deficient number, since it is larger than the sum of its proper divisors (30122252).

39772468 is a wasteful number, since it uses less digits than its factorization.

39772468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41846 (or 41844 counting only the distinct ones).

The product of its digits is 508032, while the sum is 46.

The square root of 39772468 is about 6306.5416830463. The cubic root of 39772468 is about 341.3454988170.

The spelling of 39772468 in words is "thirty-nine million, seven hundred seventy-two thousand, four hundred sixty-eight".

Divisors: 1 2 4 239 478 956 41603 83206 166412 9943117 19886234 39772468