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745132923130 = 25193921752227
BaseRepresentation
bin10101101011111010110…
…00100001100011111010
32122020022121001110001111
422311331120201203322
544202013012020010
61330150452310534
7104556042225541
oct12657530414372
92566277043044
10745132923130
11268011122872
121004b361244a
135535ba7b20b
14280c9495158
15145b150058a
hexad7d6218fa

745132923130 has 16 divisors (see below), whose sum is σ = 1411830802080. Its totient is φ = 282366160272.

The previous prime is 745132923109. The next prime is 745132923137. The reversal of 745132923130 is 31329231547.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (745132923137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1960875924 + ... + 1960876303.

It is an arithmetic number, because the mean of its divisors is an integer number (88239425130).

Almost surely, 2745132923130 is an apocalyptic number.

745132923130 is a deficient number, since it is larger than the sum of its proper divisors (666697878950).

745132923130 is a wasteful number, since it uses less digits than its factorization.

745132923130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3921752253.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 745132923130 in words is "seven hundred forty-five billion, one hundred thirty-two million, nine hundred twenty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 3921752227 7843504454 19608761135 39217522270 74513292313 149026584626 372566461565 745132923130