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158514340 = 225194389109
BaseRepresentation
bin10010111001010…
…11110010100100
3102001021100210111
421130223302210
5311034424330
623421302404
73633230635
oct1134536244
9361240714
10158514340
1181528196
1245104a04
1326ac048a
14170a388c
15ddb232a
hex972bca4

158514340 has 96 divisors (see below), whose sum is σ = 365904000. Its totient is φ = 57480192.

The previous prime is 158514331. The next prime is 158514347. The reversal of 158514340 is 43415851.

158514340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (158514347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1454206 + ... + 1454314.

It is an arithmetic number, because the mean of its divisors is an integer number (3811500).

Almost surely, 2158514340 is an apocalyptic number.

158514340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158514340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182952000).

158514340 is an abundant number, since it is smaller than the sum of its proper divisors (207389660).

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

158514340 is a wasteful number, since it uses less digits than its factorization.

158514340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 158514340 is about 12590.2478132879. The cubic root of 158514340 is about 541.1980032436.

The spelling of 158514340 in words is "one hundred fifty-eight million, five hundred fourteen thousand, three hundred forty".

Divisors: 1 2 4 5 10 19 20 38 43 76 86 89 95 109 172 178 190 215 218 356 380 430 436 445 545 817 860 890 1090 1634 1691 1780 2071 2180 3268 3382 3827 4085 4142 4687 6764 7654 8170 8284 8455 9374 9701 10355 15308 16340 16910 18748 19135 19402 20710 23435 33820 38270 38804 41420 46870 48505 72713 76540 89053 93740 97010 145426 178106 184319 194020 290852 356212 363565 368638 417143 445265 727130 737276 834286 890530 921595 1454260 1668572 1781060 1843190 2085715 3686380 4171430 7925717 8342860 15851434 31702868 39628585 79257170 158514340