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38234767413 = 312744922471
BaseRepresentation
bin100011100110111110…
…000100000000110101
310122200122110102121210
4203212332010000311
51111301100024123
625321555432033
72522331106053
oct434676040065
9118618412553
1038234767413
1115240590737
1274b08b5619
1337b444643b
141bc9d851d3
15edba49e93
hex8e6f84035

38234767413 has 4 divisors (see below), whose sum is σ = 50979689888. Its totient is φ = 25489844940.

The previous prime is 38234767397. The next prime is 38234767433. The reversal of 38234767413 is 31476743283.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 38234767413 - 24 = 38234767397 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 (38234767433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6372461233 + ... + 6372461238.

It is an arithmetic number, because the mean of its divisors is an integer number (12744922472).

Almost surely, 238234767413 is an apocalyptic number.

It is an amenable number.

38234767413 is a deficient number, since it is larger than the sum of its proper divisors (12744922475).

38234767413 is a wasteful number, since it uses less digits than its factorization.

38234767413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12744922474.

The product of its digits is 2032128, while the sum is 48.

The spelling of 38234767413 in words is "thirty-eight billion, two hundred thirty-four million, seven hundred sixty-seven thousand, four hundred thirteen".

Divisors: 1 3 12744922471 38234767413