Search a number
-
+
38131400413183 = 7211251281851447
BaseRepresentation
bin10001010101110001010001…
…00100111000111111111111
312000000022210212010202201011
420222320220210320333333
514444221102001210213
6213033153514100051
711013621435446200
oct1052705044707777
9160008725122634
1038131400413183
11111714884a4590
12433a154a1a627
131837a1109c78c
1495b7d90b35a7
15461d429ca03d
hex22ae28938fff

38131400413183 has 24 divisors (see below), whose sum is σ = 48582170388864. Its totient is φ = 29594401830000.

The previous prime is 38131400413157. The next prime is 38131400413187.

38131400413183 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 38131400413183 - 245 = 2947028324351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38131400413187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140790435 + ... + 141061012.

It is an arithmetic number, because the mean of its divisors is an integer number (2024257099536).

Almost surely, 238131400413183 is an apocalyptic number.

38131400413183 is a deficient number, since it is larger than the sum of its proper divisors (10450769975681).

38131400413183 is a wasteful number, since it uses less digits than its factorization.

38131400413183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281851723 (or 281851716 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

It can be divided in two parts, 38131400 and 413183, that added together give a palindrome (38544583).

The spelling of 38131400413183 in words is "thirty-eight trillion, one hundred thirty-one billion, four hundred million, four hundred thirteen thousand, one hundred eighty-three".

Divisors: 1 7 11 49 77 251 539 1757 2761 12299 19327 135289 281851447 1972960129 3100365917 13810720903 21702561419 70744713197 151917929933 495212992379 778191845167 3466490946653 5447342916169 38131400413183