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12601790126 = 273238136251
BaseRepresentation
bin10111011110010000…
…00000111010101110
31012112020111021012122
423233020000322232
5201302024241001
65442244032542
7624166306622
oct135710007256
935466437178
1012601790126
115387422492
122538392752
13125aa39163
1487790d182
154db4e3b1b
hex2ef200eae

12601790126 has 16 divisors (see below), whose sum is σ = 19170202608. Its totient is φ = 6211800000.

The previous prime is 12601790119. The next prime is 12601790161. The reversal of 12601790126 is 62109710621.

12601790126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×126017901262 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 329501 + ... + 365751.

It is an arithmetic number, because the mean of its divisors is an integer number (1198137663).

Almost surely, 212601790126 is an apocalyptic number.

12601790126 is a deficient number, since it is larger than the sum of its proper divisors (6568412482).

12601790126 is a wasteful number, since it uses less digits than its factorization.

12601790126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38707.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 12601790126 in words is "twelve billion, six hundred one million, seven hundred ninety thousand, one hundred twenty-six".

Divisors: 1 2 73 146 2381 4762 36251 72502 173813 347626 2646323 5292646 86313631 172627262 6300895063 12601790126