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58820070 = 2351960669
BaseRepresentation
bin1110000001100…
…0010111100110
311002200100222010
43200120113212
5110024220240
65500415050
71312651041
oct340302746
9132610863
1058820070
1130225431
1217847486
13c255b9a
147b51c58
15526d280
hex38185e6

58820070 has 16 divisors (see below), whose sum is σ = 141168240. Its totient is φ = 15685344.

The previous prime is 58820059. The next prime is 58820071. The reversal of 58820070 is 7002885.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1960669 = 58820070 / (5 + 8 + 8 + 2 + 0 + 0 + 7 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58820071) 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, 980305 + ... + 980364.

It is an arithmetic number, because the mean of its divisors is an integer number (8823015).

Almost surely, 258820070 is an apocalyptic number.

58820070 is an abundant number, since it is smaller than the sum of its proper divisors (82348170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58820070 is a wasteful number, since it uses less digits than its factorization.

58820070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960679.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 58820070 is about 7669.4243591028. The cubic root of 58820070 is about 388.9034946291.

The spelling of 58820070 in words is "fifty-eight million, eight hundred twenty thousand, seventy".

Divisors: 1 2 3 5 6 10 15 30 1960669 3921338 5882007 9803345 11764014 19606690 29410035 58820070