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58552207 = 72972127
BaseRepresentation
bin1101111101011…
…0111110001111
311002011202112021
43133112332033
5104442132312
65450551011
71310454100
oct337267617
9132152467
1058552207
113006215a
1217738467
13c190c9c
147ac23a7
155218c07
hex37d6f8f

58552207 has 18 divisors (see below), whose sum is σ = 69363072. Its totient is φ = 49279104.

The previous prime is 58552183. The next prime is 58552217. The reversal of 58552207 is 70225585.

It is a de Polignac number, because none of the positive numbers 2k-58552207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58552217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 460978 + ... + 461104.

It is an arithmetic number, because the mean of its divisors is an integer number (3853504).

Almost surely, 258552207 is an apocalyptic number.

58552207 is a deficient number, since it is larger than the sum of its proper divisors (10810865).

58552207 is an equidigital number, since it uses as much as digits as its factorization.

58552207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 58552207 is about 7651.9413876480. The cubic root of 58552207 is about 388.3122486459.

It can be divided in two parts, 58 and 552207, that multiplied together give a triangular number (32028006 = T8003).

The spelling of 58552207 in words is "fifty-eight million, five hundred fifty-two thousand, two hundred seven".

Divisors: 1 7 49 97 127 679 889 4753 6223 9409 12319 65863 86233 461041 603631 1194943 8364601 58552207