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158359830 = 23523229507
BaseRepresentation
bin10010111000001…
…10000100010110
3102000222111211220
421130012010112
5311020003310
623414111210
73632015316
oct1134060426
9360874756
10158359830
11814320a2
124504b506
1326a68055
1417063446
15dd81670
hex9706116

158359830 has 32 divisors (see below), whose sum is σ = 396589824. Its totient is φ = 40393056.

The previous prime is 158359823. The next prime is 158359871. The reversal of 158359830 is 38953851.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114064 + ... + 115443.

It is an arithmetic number, because the mean of its divisors is an integer number (12393432).

Almost surely, 2158359830 is an apocalyptic number.

158359830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158359830 is an abundant number, since it is smaller than the sum of its proper divisors (238229994).

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

158359830 is a wasteful number, since it uses less digits than its factorization.

158359830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229540.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 158359830 is about 12584.1102188434. The cubic root of 158359830 is about 541.0221039368.

The spelling of 158359830 in words is "one hundred fifty-eight million, three hundred fifty-nine thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 229507 459014 688521 1147535 1377042 2295070 3442605 5278661 6885210 10557322 15835983 26393305 31671966 52786610 79179915 158359830