Search a number
-
+
38457762941 = 137973711781
BaseRepresentation
bin100011110100010000…
…101110010001111101
310200021012001202222102
4203310100232101331
51112230141403231
625400043154445
72531006406563
oct436420562175
9120235052872
1038457762941
111534544a564
127553515a25
13381b6c2460
141c0b831a33
1510013e7acb
hex8f442e47d

38457762941 has 8 divisors (see below), whose sum is σ = 41468028504. Its totient is φ = 35454922560.

The previous prime is 38457762913. The next prime is 38457762977. The reversal of 38457762941 is 14926775483.

38457762941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1595682916 + 36862080025 = 39946^2 + 191995^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 38457762941 - 226 = 38390654077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38457762901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1845530 + ... + 1866251.

It is an arithmetic number, because the mean of its divisors is an integer number (5183503563).

Almost surely, 238457762941 is an apocalyptic number.

It is an amenable number.

38457762941 is a deficient number, since it is larger than the sum of its proper divisors (3010265563).

38457762941 is a wasteful number, since it uses less digits than its factorization.

38457762941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712591.

The product of its digits is 10160640, while the sum is 56.

The spelling of 38457762941 in words is "thirty-eight billion, four hundred fifty-seven million, seven hundred sixty-two thousand, nine hundred forty-one".

Divisors: 1 13 797 10361 3711781 48253153 2958289457 38457762941