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380104165838 = 21092161180681
BaseRepresentation
bin1011000011111111111…
…10010100100111001110
31100100010010001021102002
411201333332110213032
522211423131301323
6450341211232302
736314223046415
oct5417776244716
91310103037362
10380104165838
1113722398a751
1261800148692
1329ac77053c7
141457ba7447c
159d49da6828
hex587ff949ce

380104165838 has 16 divisors (see below), whose sum is σ = 575420796720. Its totient is φ = 188297438400.

The previous prime is 380104165801. The next prime is 380104165849. The reversal of 380104165838 is 838561401083.

It is a junction number, because it is equal to n+sod(n) for n = 380104165792 and 380104165801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4670858 + ... + 4751538.

It is an arithmetic number, because the mean of its divisors is an integer number (35963799795).

Almost surely, 2380104165838 is an apocalyptic number.

380104165838 is a deficient number, since it is larger than the sum of its proper divisors (195316630882).

380104165838 is a wasteful number, since it uses less digits than its factorization.

380104165838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102403.

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 380104165838 in words is "three hundred eighty billion, one hundred four million, one hundred sixty-five thousand, eight hundred thirty-eight".

Divisors: 1 2 109 218 21611 43222 80681 161362 2355599 4711198 8794229 17588458 1743597091 3487194182 190052082919 380104165838