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145015141762 = 272507570881
BaseRepresentation
bin1000011100001110010…
…0110111010110000010
3111212022100120110220101
42013003210313112002
54333442334014022
6150341413433014
713322416236601
oct2070344672602
9455270513811
10145015141762
11565562a33a7
122413133b76a
13108a08c28ba
147039711a38
153b8b169627
hex21c3937582

145015141762 has 4 divisors (see below), whose sum is σ = 217522712646. Its totient is φ = 72507570880.

The previous prime is 145015141723. The next prime is 145015141771. The reversal of 145015141762 is 267141510541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 123693593401 + 21321548361 = 351701^2 + 146019^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36253785439 + ... + 36253785442.

Almost surely, 2145015141762 is an apocalyptic number.

145015141762 is a deficient number, since it is larger than the sum of its proper divisors (72507570884).

145015141762 is an equidigital number, since it uses as much as digits as its factorization.

145015141762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72507570883.

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 145015141762 in words is "one hundred forty-five billion, fifteen million, one hundred forty-one thousand, seven hundred sixty-two".

Divisors: 1 2 72507570881 145015141762