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145645701375 = 353388388537
BaseRepresentation
bin1000011110100100101…
…0010000100011111111
3111220221022002020002010
42013221022100203333
54341240244421000
6150524140502303
713344144015036
oct2075112204377
9456838066063
10145645701375
115684a224149
122428854a993
131097142b0b5
14709937171d
153bc66c1d50
hex21e92908ff

145645701375 has 16 divisors (see below), whose sum is σ = 242354447712. Its totient is φ = 77677707200.

The previous prime is 145645701343. The next prime is 145645701379. The reversal of 145645701375 is 573107546541.

145645701375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145645701375 - 25 = 145645701343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145645701379) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 194193894 + ... + 194194643.

It is an arithmetic number, because the mean of its divisors is an integer number (15147152982).

Almost surely, 2145645701375 is an apocalyptic number.

145645701375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145645701375 is a deficient number, since it is larger than the sum of its proper divisors (96708746337).

145645701375 is an equidigital number, since it uses as much as digits as its factorization.

145645701375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388388555 (or 388388545 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 48.

The spelling of 145645701375 in words is "one hundred forty-five billion, six hundred forty-five million, seven hundred one thousand, three hundred seventy-five".

Divisors: 1 3 5 15 25 75 125 375 388388537 1165165611 1941942685 5825828055 9709713425 29129140275 48548567125 145645701375