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58903472081 = 336171752193
BaseRepresentation
bin110110110110111010…
…111010011111010001
312122001002021102020002
4312312322322133101
51431113242101311
643020533455345
74153453152206
oct666672723721
9178032242202
1058903472081
1122a87524443
12b4ba7a1555
1357295239bc
142bcadb9cad
1517eb35593b
hexdb6eba7d1

58903472081 has 4 divisors (see below), whose sum is σ = 58905257892. Its totient is φ = 58901686272.

The previous prime is 58903472077. The next prime is 58903472099. The reversal of 58903472081 is 18027430985.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18027430985 = 53605486197.

It can be written as a sum of positive squares in 2 ways, for example, as 32685385681 + 26218086400 = 180791^2 + 161920^2 .

It is a cyclic number.

It is not a de Polignac number, because 58903472081 - 22 = 58903472077 is a prime.

It is a super-2 number, since 2×589034720812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58903472051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842480 + ... + 909713.

It is an arithmetic number, because the mean of its divisors is an integer number (14726314473).

Almost surely, 258903472081 is an apocalyptic number.

It is an amenable number.

58903472081 is a deficient number, since it is larger than the sum of its proper divisors (1785811).

58903472081 is a wasteful number, since it uses less digits than its factorization.

58903472081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785810.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 58903472081 in words is "fifty-eight billion, nine hundred three million, four hundred seventy-two thousand, eighty-one".

Divisors: 1 33617 1752193 58903472081