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7830796401 = 3219227320147
BaseRepresentation
bin1110100101100000…
…00111100001110001
3202012202000200012100
413102300013201301
5112014140441101
63333013051013
7365024446131
oct72260074161
922182020170
107830796401
11335930a26a
121626626a69
1397a47c44c
14544020ac1
1530c725e86
hex1d2c07871

7830796401 has 24 divisors (see below), whose sum is σ = 11912303520. Its totient is φ = 4943344896.

The previous prime is 7830796381. The next prime is 7830796403. The reversal of 7830796401 is 1046970387.

It is not a de Polignac number, because 7830796401 - 211 = 7830794353 is a prime.

It is a super-2 number, since 2×78307964012 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7830796403) 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, 378610 + ... + 398756.

It is an arithmetic number, because the mean of its divisors is an integer number (496345980).

Almost surely, 27830796401 is an apocalyptic number.

It is an amenable number.

7830796401 is a deficient number, since it is larger than the sum of its proper divisors (4081507119).

7830796401 is a wasteful number, since it uses less digits than its factorization.

7830796401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22445 (or 22442 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 7830796401 is about 88491.7871951968. The cubic root of 7830796401 is about 1985.7991060411.

The spelling of 7830796401 in words is "seven billion, eight hundred thirty million, seven hundred ninety-six thousand, four hundred one".

Divisors: 1 3 9 19 57 171 2273 6819 20147 20457 43187 60441 129561 181323 382793 388683 1148379 3445137 45794131 137382393 412147179 870088489 2610265467 7830796401