Search a number
-
+
145153060 = 225131673343
BaseRepresentation
bin10001010011011…
…01110000100100
3101010010112120021
420221231300210
5244124344220
622223044524
73411531523
oct1051556044
9333115507
10145153060
1174a31708
1240740744
13240c29b0
14153c64ba
15cb234aa
hex8a6dc24

145153060 has 48 divisors (see below), whose sum is σ = 330333696. Its totient is φ = 53258112.

The previous prime is 145153051. The next prime is 145153081. The reversal of 145153060 is 60351541.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41749 + ... + 45091.

It is an arithmetic number, because the mean of its divisors is an integer number (6881952).

Almost surely, 2145153060 is an apocalyptic number.

145153060 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 145153060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165166848).

145153060 is an abundant number, since it is smaller than the sum of its proper divisors (185180636).

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

145153060 is a wasteful number, since it uses less digits than its factorization.

145153060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 145153060 is about 12047.9483730634. The cubic root of 145153060 is about 525.5435760742.

The spelling of 145153060 in words is "one hundred forty-five million, one hundred fifty-three thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 167 260 334 668 835 1670 2171 3340 3343 4342 6686 8684 10855 13372 16715 21710 33430 43420 43459 66860 86918 173836 217295 434590 558281 869180 1116562 2233124 2791405 5582810 7257653 11165620 14515306 29030612 36288265 72576530 145153060