Search a number
-
+
38141918061 = 313977997899
BaseRepresentation
bin100011100001011011…
…110111101101101101
310122110011202012020220
4203201123313231231
51111103312334221
625304441401553
72520122645202
oct434133675555
9118404665226
1038141918061
11151a3133635
1274857992b9
13379b1375b0
141bbb8d5ca9
15ed38090c6
hex8e16f7b6d

38141918061 has 8 divisors (see below), whose sum is σ = 54767882400. Its totient is φ = 23471949552.

The previous prime is 38141918051. The next prime is 38141918081. The reversal of 38141918061 is 16081914183.

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

It is not a de Polignac number, because 38141918061 - 26 = 38141917997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38141918051) 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, 488998911 + ... + 488998988.

It is an arithmetic number, because the mean of its divisors is an integer number (6845985300).

Almost surely, 238141918061 is an apocalyptic number.

It is an amenable number.

38141918061 is a deficient number, since it is larger than the sum of its proper divisors (16625964339).

38141918061 is a wasteful number, since it uses less digits than its factorization.

38141918061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977997915.

The product of its (nonzero) digits is 41472, while the sum is 42.

The spelling of 38141918061 in words is "thirty-eight billion, one hundred forty-one million, nine hundred eighteen thousand, sixty-one".

Divisors: 1 3 13 39 977997899 2933993697 12713972687 38141918061