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32070130 = 253207013
BaseRepresentation
bin111101001010…
…1100111110010
32020100022221121
41322111213302
531202221010
63103212454
7536406631
oct172254762
966308847
1032070130
1117114844
12a8a712a
13684b311
14438b518
152c373da
hex1e959f2

32070130 has 8 divisors (see below), whose sum is σ = 57726252. Its totient is φ = 12828048.

The previous prime is 32070127. The next prime is 32070139. The reversal of 32070130 is 3107023.

It can be written as a sum of positive squares in 2 ways, for example, as 30835809 + 1234321 = 5553^2 + 1111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (32070139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1603497 + ... + 1603516.

Almost surely, 232070130 is an apocalyptic number.

32070130 is a deficient number, since it is larger than the sum of its proper divisors (25656122).

32070130 is a wasteful number, since it uses less digits than its factorization.

32070130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207020.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 32070130 is about 5663.0495318335. The cubic root of 32070130 is about 317.7119670808.

Adding to 32070130 its reverse (3107023), we get a palindrome (35177153).

The spelling of 32070130 in words is "thirty-two million, seventy thousand, one hundred thirty".

Divisors: 1 2 5 10 3207013 6414026 16035065 32070130