Base | Representation |
---|---|
bin | 10100110010110101100010… |
… | …010101001001101001001011 |
3 | 102222210221202120100021202212 |
4 | 110302311202111021221023 |
5 | 43441342041404023134 |
6 | 522301322131215335 |
7 | 25156234666445501 |
oct | 2462654225115113 |
9 | 388727676307685 |
10 | 91454388345419 |
11 | 2715a652012350 |
12 | a31058174754b |
13 | 3c0515b8765c8 |
14 | 18825b7782671 |
15 | a88e12766bce |
hex | 532d62549a4b |
91454388345419 has 16 divisors (see below), whose sum is σ = 100760281576416. Its totient is φ = 82313870976000.
The previous prime is 91454388345389. The next prime is 91454388345433.
91454388345419 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 91454388345419 - 244 = 73862202301003 is a prime.
It is a super-2 number, since 2×914543883454192 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (91454388341419) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26195729 + ... + 29480925.
It is an arithmetic number, because the mean of its divisors is an integer number (6297517598526).
Almost surely, 291454388345419 is an apocalyptic number.
91454388345419 is a deficient number, since it is larger than the sum of its proper divisors (9305893230997).
91454388345419 is a wasteful number, since it uses less digits than its factorization.
91454388345419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3310366.
The product of its digits is 298598400, while the sum is 68.
The spelling of 91454388345419 in words is "ninety-one trillion, four hundred fifty-four billion, three hundred eighty-eight million, three hundred forty-five thousand, four hundred nineteen".
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