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145161365882 = 213232331041823
BaseRepresentation
bin1000011100110001001…
…0101010100101111010
3111212200112201102200112
42013030102222211322
54334242302202012
6150404115504322
713326143152151
oct2071422524572
9455615642615
10145161365882
1156620896785
12241722b80a2
13108c4c9bc50
147050cd6598
153b98e00122
hex21cc4aa97a

145161365882 has 32 divisors (see below), whose sum is σ = 245737110528. Its totient is φ = 63809513856.

The previous prime is 145161365861. The next prime is 145161365893. The reversal of 145161365882 is 288563161541.

It is a self number, because there is not a number n which added to its sum of digits gives 145161365882.

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, 381578 + ... + 660245.

It is an arithmetic number, because the mean of its divisors is an integer number (7679284704).

Almost surely, 2145161365882 is an apocalyptic number.

145161365882 is a deficient number, since it is larger than the sum of its proper divisors (100575744646).

145161365882 is a wasteful number, since it uses less digits than its factorization.

145161365882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042094.

The product of its digits is 1382400, while the sum is 50.

The spelling of 145161365882 in words is "one hundred forty-five billion, one hundred sixty-one million, three hundred sixty-five thousand, eight hundred eighty-two".

Divisors: 1 2 13 23 26 46 233 299 466 598 3029 5359 6058 10718 69667 139334 1041823 2083646 13543699 23961929 27087398 47923858 242744759 311505077 485489518 623010154 3155681867 5583129457 6311363734 11166258914 72580682941 145161365882