Base | Representation |
---|---|
bin | 11100100001010000110100… |
… | …011010001101110111011010 |
3 | 121110010002121022111121120120 |
4 | 130201100310122031313122 |
5 | 112420030400133401104 |
6 | 1122434130452334110 |
7 | 35264045456164524 |
oct | 3441206432156732 |
9 | 543102538447516 |
10 | 125431104200154 |
11 | 36a6a03a380005 |
12 | 1209947b014336 |
13 | 54cb143bb5a1c |
14 | 22d8c7d936a14 |
15 | e77b3e2aecd9 |
hex | 72143468ddda |
125431104200154 has 64 divisors (see below), whose sum is σ = 270529072128000. Its totient is φ = 38640447999360.
The previous prime is 125431104200029. The next prime is 125431104200161. The reversal of 125431104200154 is 451002401134521.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54202117 + ... + 56468855.
It is an arithmetic number, because the mean of its divisors is an integer number (4227016752000).
Almost surely, 2125431104200154 is an apocalyptic number.
125431104200154 is an abundant number, since it is smaller than the sum of its proper divisors (145097967927846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125431104200154 is a wasteful number, since it uses less digits than its factorization.
125431104200154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2278643.
The product of its (nonzero) digits is 19200, while the sum is 33.
Adding to 125431104200154 its reverse (451002401134521), we get a palindrome (576433505334675).
The spelling of 125431104200154 in words is "one hundred twenty-five trillion, four hundred thirty-one billion, one hundred four million, two hundred thousand, one hundred fifty-four".
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