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58071380 = 2252903569
BaseRepresentation
bin1101110110000…
…1100101010100
311001021022221212
43131201211110
5104331241010
65432400552
71303412213
oct335414524
9131238855
1058071380
112a863984
1217546158
13c053183
1479d907a
155171505
hex3761954

58071380 has 12 divisors (see below), whose sum is σ = 121949940. Its totient is φ = 23228544.

The previous prime is 58071373. The next prime is 58071407. The reversal of 58071380 is 8317085.

58071380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 39287824 + 18783556 = 6268^2 + 4334^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451765 + ... + 1451804.

It is an arithmetic number, because the mean of its divisors is an integer number (10162495).

Almost surely, 258071380 is an apocalyptic number.

It is an amenable number.

58071380 is an abundant number, since it is smaller than the sum of its proper divisors (63878560).

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

58071380 is a wasteful number, since it uses less digits than its factorization.

58071380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903578 (or 2903576 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 58071380 is about 7620.4579914858. The cubic root of 58071380 is about 387.2463938928.

The spelling of 58071380 in words is "fifty-eight million, seventy-one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 2903569 5807138 11614276 14517845 29035690 58071380