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163126007 = 1137487823
BaseRepresentation
bin10011011100100…
…01101011110111
3102100221122210222
421232101223313
5313230013012
624104204555
74020356012
oct1156215367
9370848728
10163126007
1184097a90
124676975b
1327a46585
1417944379
15e4c3972
hex9b91af7

163126007 has 16 divisors (see below), whose sum is σ = 183363072. Its totient is φ = 143817120.

The previous prime is 163125971. The next prime is 163126027. The reversal of 163126007 is 700621361.

It is a cyclic number.

It is not a de Polignac number, because 163126007 - 26 = 163125943 is a prime.

It is a super-2 number, since 2×1631260072 = 53220188319528098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163126027) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 197798 + ... + 198620.

It is an arithmetic number, because the mean of its divisors is an integer number (11460192).

Almost surely, 2163126007 is an apocalyptic number.

163126007 is a deficient number, since it is larger than the sum of its proper divisors (20237065).

163126007 is a wasteful number, since it uses less digits than its factorization.

163126007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 163126007 is about 12772.0791964347. The cubic root of 163126007 is about 546.3962816573.

Adding to 163126007 its reverse (700621361), we get a palindrome (863747368).

The spelling of 163126007 in words is "one hundred sixty-three million, one hundred twenty-six thousand, seven".

Divisors: 1 11 37 407 487 823 5357 9053 18019 30451 198209 334961 400801 4408811 14829637 163126007