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58381406 = 22310311231
BaseRepresentation
bin1101111010110…
…1010001011110
311001212002020022
43132231101132
5104421201111
65443152142
71306143116
oct336552136
9131762208
1058381406
112aa558a6
1217675652
13c131315
147a7a046
1551d32db
hex37ad45e

58381406 has 16 divisors (see below), whose sum is σ = 91542528. Its totient is φ = 27871800.

The previous prime is 58381399. The next prime is 58381409. The reversal of 58381406 is 60418385.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58381409) 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, 46811 + ... + 48041.

It is an arithmetic number, because the mean of its divisors is an integer number (5721408).

Almost surely, 258381406 is an apocalyptic number.

58381406 is a deficient number, since it is larger than the sum of its proper divisors (33161122).

58381406 is a wasteful number, since it uses less digits than its factorization.

58381406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 58381406 is about 7640.7726049137. The cubic root of 58381406 is about 387.9343026541.

The spelling of 58381406 in words is "fifty-eight million, three hundred eighty-one thousand, four hundred six".

Divisors: 1 2 23 46 1031 1231 2062 2462 23713 28313 47426 56626 1269161 2538322 29190703 58381406