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58083990 = 2351936133
BaseRepresentation
bin1101110110010…
…0101010010110
311001021222020220
43131210222112
5104332141430
65432535210
71303464036
oct335445226
9131258226
1058083990
112a8723a8
1217551506
13c058b33
1479dd8c6
155175110
hex3764a96

58083990 has 16 divisors (see below), whose sum is σ = 139401648. Its totient is φ = 15489056.

The previous prime is 58083979. The next prime is 58083997. The reversal of 58083990 is 9938085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58083997) 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, 968037 + ... + 968096.

It is an arithmetic number, because the mean of its divisors is an integer number (8712603).

Almost surely, 258083990 is an apocalyptic number.

58083990 is an abundant number, since it is smaller than the sum of its proper divisors (81317658).

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

58083990 is a wasteful number, since it uses less digits than its factorization.

58083990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936143.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 58083990 is about 7621.2853246680. The cubic root of 58083990 is about 387.2744216041.

The spelling of 58083990 in words is "fifty-eight million, eighty-three thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 1936133 3872266 5808399 9680665 11616798 19361330 29041995 58083990