Search a number
-
+
58298920 = 2356123893
BaseRepresentation
bin1101111001100…
…1001000101000
311001200220002021
43132121020220
5104411031140
65441314224
71305350461
oct336311050
9131626067
1058298920
112a9a9929
1217635974
13c102904
147a57d68
1551b8b4a
hex3799228

58298920 has 32 divisors (see below), whose sum is σ = 133328520. Its totient is φ = 22936320.

The previous prime is 58298893. The next prime is 58298921. The reversal of 58298920 is 2989285.

It can be written as a sum of positive squares in 4 ways, for example, as 44116164 + 14182756 = 6642^2 + 3766^2 .

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (58298921) 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, 9507 + ... + 14386.

Almost surely, 258298920 is an apocalyptic number.

It is an amenable number.

58298920 is an abundant number, since it is smaller than the sum of its proper divisors (75029600).

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

58298920 is a wasteful number, since it uses less digits than its factorization.

58298920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23965 (or 23961 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 58298920 is about 7635.3729443951. The cubic root of 58298920 is about 387.7515148269.

The spelling of 58298920 in words is "fifty-eight million, two hundred ninety-eight thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 61 122 244 305 488 610 1220 2440 23893 47786 95572 119465 191144 238930 477860 955720 1457473 2914946 5829892 7287365 11659784 14574730 29149460 58298920