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12071092807454 = 28741690486947
BaseRepresentation
bin1010111110101000010100…
…1100101110011100011110
31120201222121012201220200012
42233222011030232130132
53040233044224314304
641401214455403222
72354051634630512
oct257520514563436
946658535656605
1012071092807454
11393435a21932a
12142b560683512
136973b736a165
142da35b7c0142
1515dee444616e
hexafa8532e71e

12071092807454 has 8 divisors (see below), whose sum is σ = 18108710698248. Its totient is φ = 6034855908040.

The previous prime is 12071092807427. The next prime is 12071092807483. The reversal of 12071092807454 is 45470829017021.

It is a happy number.

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

It is a super-2 number, since 2×120710928074542 (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345225992 + ... + 345260955.

It is an arithmetic number, because the mean of its divisors is an integer number (2263588837281).

Almost surely, 212071092807454 is an apocalyptic number.

12071092807454 is a deficient number, since it is larger than the sum of its proper divisors (6037617890794).

12071092807454 is an equidigital number, since it uses as much as digits as its factorization.

12071092807454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690495690.

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 12071092807454 in words is "twelve trillion, seventy-one billion, ninety-two million, eight hundred seven thousand, four hundred fifty-four".

Divisors: 1 2 8741 17482 690486947 1380973894 6035546403727 12071092807454