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980208039 = 3752943397
BaseRepresentation
bin111010011011001…
…100100110100111
32112022102201122110
4322123030212213
54001413124124
6241133132103
733201426246
oct7233144647
92468381573
10980208039
11463335898
1223432a033
131280ca675
149427895d
155b0c2029
hex3a6cc9a7

980208039 has 8 divisors (see below), whose sum is σ = 1307147760. Its totient is φ = 653370176.

The previous prime is 980208017. The next prime is 980208059. The reversal of 980208039 is 930802089.

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 980208039 - 25 = 980208007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 980207988 and 980208006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980208059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889 + ... + 44285.

It is an arithmetic number, because the mean of its divisors is an integer number (163393470).

Almost surely, 2980208039 is an apocalyptic number.

980208039 is a deficient number, since it is larger than the sum of its proper divisors (326939721).

980208039 is a wasteful number, since it uses less digits than its factorization.

980208039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50929.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 980208039 is about 31308.2742897145. The cubic root of 980208039 is about 993.3586700467.

The spelling of 980208039 in words is "nine hundred eighty million, two hundred eight thousand, thirty-nine".

Divisors: 1 3 7529 22587 43397 130191 326736013 980208039