Search a number
-
+
158258880 = 26335131409
BaseRepresentation
bin10010110111011…
…01011011000000
3102000210101101000
421123231123000
5311003241010
623412012000
73631115103
oct1133553300
9360711330
10158258880
118137326a
1245001000
1326a31110
141703873a
15dd617c0
hex96ed6c0

158258880 has 224 divisors, whose sum is σ = 601675200. Its totient is φ = 38928384.

The previous prime is 158258857. The next prime is 158258911. The reversal of 158258880 is 88852851.

158258880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111616 + ... + 113024.

It is an arithmetic number, because the mean of its divisors is an integer number (2686050).

Almost surely, 2158258880 is an apocalyptic number.

158258880 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 158258880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300837600).

158258880 is an abundant number, since it is smaller than the sum of its proper divisors (443416320).

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

158258880 is a wasteful number, since it uses less digits than its factorization.

158258880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448 (or 1432 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 45.

The square root of 158258880 is about 12580.0985687712. The cubic root of 158258880 is about 540.9071173039.

The spelling of 158258880 in words is "one hundred fifty-eight million, two hundred fifty-eight thousand, eight hundred eighty".