Search a number
-
+
145023101060 = 22523315267611
BaseRepresentation
bin1000011100010000001…
…1001110100010000100
3111212022220112212000012
42013010003032202010
54334001403213220
6150342300205352
713322544006545
oct2070403164204
9455286485005
10145023101060
115655a83a332
1224133b39858
13108a244b646
14703a7c44cc
153b8bbdcac5
hex21c40ce884

145023101060 has 24 divisors (see below), whose sum is σ = 317789752896. Its totient is φ = 55487099360.

The previous prime is 145023101021. The next prime is 145023101077. The reversal of 145023101060 is 60101320541.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157633346 + ... + 157634265.

It is an arithmetic number, because the mean of its divisors is an integer number (13241239704).

Almost surely, 2145023101060 is an apocalyptic number.

145023101060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145023101060 is an abundant number, since it is smaller than the sum of its proper divisors (172766651836).

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

145023101060 is a wasteful number, since it uses less digits than its factorization.

145023101060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315267643 (or 315267641 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 145023101060 in words is "one hundred forty-five billion, twenty-three million, one hundred one thousand, sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 315267611 630535222 1261070444 1576338055 3152676110 6305352220 7251155053 14502310106 29004620212 36255775265 72511550530 145023101060