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2069232730 = 251553133241
BaseRepresentation
bin111101101010101…
…1111110001011010
312100012121220200021
41323111133301122
513214210421410
6541154501054
7102164121325
oct17325376132
95305556607
102069232730
119720341a4
12498b9478a
1326c907886
14158b5b7bc
15c19daeda
hex7b55fc5a

2069232730 has 16 divisors (see below), whose sum is σ = 3727045224. Its totient is φ = 827153920.

The previous prime is 2069232703. The next prime is 2069232749. The reversal of 2069232730 is 372329602.

It can be written as a sum of positive squares in 4 ways, for example, as 1873764369 + 195468361 = 43287^2 + 13981^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51091 + ... + 82150.

Almost surely, 22069232730 is an apocalyptic number.

2069232730 is a deficient number, since it is larger than the sum of its proper divisors (1657812494).

2069232730 is a wasteful number, since it uses less digits than its factorization.

2069232730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134801.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2069232730 is about 45488.8198352079. The cubic root of 2069232730 is about 1274.2944151891.

The spelling of 2069232730 in words is "two billion, sixty-nine million, two hundred thirty-two thousand, seven hundred thirty".

Divisors: 1 2 5 10 1553 3106 7765 15530 133241 266482 666205 1332410 206923273 413846546 1034616365 2069232730