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58203042221 = 3112291527679
BaseRepresentation
bin110110001101001010…
…111111000110101101
312120020021021220002102
4312031022333012231
51423144434322341
642423233104445
74130216460512
oct661512770655
9176207256072
1058203042221
1122758111095
12b3440b8125
135647393a6c
142b61d6d309
1517a9aeac9b
hexd8d2bf1ad

58203042221 has 8 divisors (see below), whose sum is σ = 60129484800. Its totient is φ = 56279657520.

The previous prime is 58203042199. The next prime is 58203042223. The reversal of 58203042221 is 12224030285.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58203042221 is a prime.

It is a super-2 number, since 2×582030422212 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58203042223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725741 + ... + 801938.

It is an arithmetic number, because the mean of its divisors is an integer number (7516185600).

Almost surely, 258203042221 is an apocalyptic number.

It is an amenable number.

58203042221 is a deficient number, since it is larger than the sum of its proper divisors (1926442579).

58203042221 is a wasteful number, since it uses less digits than its factorization.

58203042221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528939.

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 58203042221 in words is "fifty-eight billion, two hundred three million, forty-two thousand, two hundred twenty-one".

Divisors: 1 31 1229 38099 1527679 47358049 1877517491 58203042221