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58704421 = 3115112541
BaseRepresentation
bin1101111111110…
…0001000100101
311002110111022211
43133330020211
5110012020141
65454123421
71311656626
oct337741045
9132414284
1058704421
1130156556
12177b0571
13c215359
147b21a4d
155248d81
hex37fc225

58704421 has 8 divisors (see below), whose sum is σ = 61004288. Its totient is φ = 56430000.

The previous prime is 58704413. The next prime is 58704427. The reversal of 58704421 is 12440785.

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 58704421 - 23 = 58704413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58704427) 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, 1590 + ... + 10951.

It is an arithmetic number, because the mean of its divisors is an integer number (7625536).

Almost surely, 258704421 is an apocalyptic number.

It is an amenable number.

58704421 is a deficient number, since it is larger than the sum of its proper divisors (2299867).

58704421 is a wasteful number, since it uses less digits than its factorization.

58704421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12723.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 58704421 is about 7661.8810353594. The cubic root of 58704421 is about 388.6484467110.

The spelling of 58704421 in words is "fifty-eight million, seven hundred four thousand, four hundred twenty-one".

Divisors: 1 31 151 4681 12541 388771 1893691 58704421