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145313525300 = 22522069702337
BaseRepresentation
bin1000011101010101011…
…1000110111000110100
3111220002011000221011112
42013111113012320310
54340100230302200
6150431153054152
713333001404466
oct2072527067064
9456064027145
10145313525300
1156699773369
12241b5257358
131091a6759c8
1470671c4136
153ba7459535
hex21d55c6e34

145313525300 has 36 divisors (see below), whose sum is σ = 315483206220. Its totient is φ = 58097233920.

The previous prime is 145313525299. The next prime is 145313525317. The reversal of 145313525300 is 3525313541.

145313525300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 4078865956 + 141234659344 = 63866^2 + 375812^2 .

It is a super-2 number, since 2×1453135253002 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144269 + ... + 558068.

It is an arithmetic number, because the mean of its divisors is an integer number (8763422395).

Almost surely, 2145313525300 is an apocalyptic number.

145313525300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145313525300 is an abundant number, since it is smaller than the sum of its proper divisors (170169680920).

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

145313525300 is a wasteful number, since it uses less digits than its factorization.

145313525300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704420 (or 704413 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 145313525300 its reverse (3525313541), we get a palindrome (148838838841).

The spelling of 145313525300 in words is "one hundred forty-five billion, three hundred thirteen million, five hundred twenty-five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2069 4138 8276 10345 20690 41380 51725 103450 206900 702337 1404674 2809348 3511685 7023370 14046740 17558425 35116850 70233700 1453135253 2906270506 5812541012 7265676265 14531352530 29062705060 36328381325 72656762650 145313525300