Search a number
-
+
838082365 = 5315406983
BaseRepresentation
bin110001111101000…
…001111100111101
32011101222222212121
4301331001330331
53204022113430
6215055002541
726524403551
oct6175017475
92141888777
10838082365
113a009175a
121b4809451
13104827933
147d43d861
154d89aa7a
hex31f41f3d

838082365 has 8 divisors (see below), whose sum is σ = 1038140928. Its totient is φ = 648837840.

The previous prime is 838082351. The next prime is 838082369. The reversal of 838082365 is 563280838.

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

It is not a de Polignac number, because 838082365 - 211 = 838080317 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 (838082369) 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, 2703337 + ... + 2703646.

It is an arithmetic number, because the mean of its divisors is an integer number (129767616).

Almost surely, 2838082365 is an apocalyptic number.

It is an amenable number.

838082365 is a deficient number, since it is larger than the sum of its proper divisors (200058563).

838082365 is a wasteful number, since it uses less digits than its factorization.

838082365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5407019.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 838082365 is about 28949.6522431617. The cubic root of 838082365 is about 942.8202477965.

The spelling of 838082365 in words is "eight hundred thirty-eight million, eighty-two thousand, three hundred sixty-five".

Divisors: 1 5 31 155 5406983 27034915 167616473 838082365