Search a number
-
+
790608049 = 71123538423
BaseRepresentation
bin101111000111111…
…011100010110001
32001002200001100121
4233013323202301
53104343424144
6210241250241
725410025510
oct5707734261
92032601317
10790608049
11376306590
121a0933981
13c7a4501a
1477002677
154961e384
hex2f1fb8b1

790608049 has 32 divisors (see below), whose sum is σ = 1048080384. Its totient is φ = 578086080.

The previous prime is 790608041. The next prime is 790608061. The reversal of 790608049 is 940806097.

It is not a de Polignac number, because 790608049 - 23 = 790608041 is a prime.

It is a super-2 number, since 2×7906080492 = 1250122174287172802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 790607996 and 790608014.

It is not an unprimeable number, because it can be changed into a prime (790608041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89652 + ... + 98074.

It is an arithmetic number, because the mean of its divisors is an integer number (32752512).

Almost surely, 2790608049 is an apocalyptic number.

It is an amenable number.

790608049 is a deficient number, since it is larger than the sum of its proper divisors (257472335).

790608049 is a wasteful number, since it uses less digits than its factorization.

790608049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8517.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 790608049 is about 28117.7532708430. The cubic root of 790608049 is about 924.6706590871.

The spelling of 790608049 in words is "seven hundred ninety million, six hundred eight thousand, forty-nine".

Divisors: 1 7 11 23 53 77 161 253 371 583 1219 1771 4081 8423 8533 13409 58961 92653 93863 193729 446419 648571 1356103 2131019 3124933 4910609 10267637 14917133 34374263 71873459 112944007 790608049