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38141917999 = 97152097541
BaseRepresentation
bin100011100001011011…
…110111101100101111
310122110011202012011121
4203201123313230233
51111103312333444
625304441401411
72520122645053
oct434133675457
9118404665147
1038141917999
11151a3133589
127485799267
13379b137563
141bbb8d5c63
15ed3809084
hex8e16f7b2f

38141917999 has 8 divisors (see below), whose sum is σ = 38193593040. Its totient is φ = 38090270400.

The previous prime is 38141917997. The next prime is 38141918051. The reversal of 38141917999 is 99971914183.

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 38141917999 - 21 = 38141917997 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 (38141917997) 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, 5054169 + ... + 5061709.

It is an arithmetic number, because the mean of its divisors is an integer number (4774199130).

Almost surely, 238141917999 is an apocalyptic number.

38141917999 is a deficient number, since it is larger than the sum of its proper divisors (51675041).

38141917999 is an equidigital number, since it uses as much as digits as its factorization.

38141917999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721.

The product of its digits is 4408992, while the sum is 61.

The spelling of 38141917999 in words is "thirty-eight billion, one hundred forty-one million, nine hundred seventeen thousand, nine hundred ninety-nine".

Divisors: 1 971 5209 7541 5057939 7322311 39281069 38141917999