Base | Representation |
---|---|
bin | 11100100010011111010101… |
… | …000101000011000101011100 |
3 | 121110102011012022202100110102 |
4 | 130202133111011003011130 |
5 | 112422421021431130442 |
6 | 1122540551453200232 |
7 | 35303121503061311 |
oct | 3442372505030534 |
9 | 543364168670412 |
10 | 125515404161372 |
11 | 36aa1869518645 |
12 | 120b1886a90078 |
13 | 5506089b25494 |
14 | 22dcd997c8d08 |
15 | e79e25006232 |
hex | 7227d514315c |
125515404161372 has 96 divisors (see below), whose sum is σ = 235390547145600. Its totient is φ = 58354850570240.
The previous prime is 125515404161353. The next prime is 125515404161377. The reversal of 125515404161372 is 273161404515521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125515404161377) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9147679472 + ... + 9147693192.
It is an arithmetic number, because the mean of its divisors is an integer number (2451984866100).
Almost surely, 2125515404161372 is an apocalyptic number.
It is an amenable number.
125515404161372 is a deficient number, since it is larger than the sum of its proper divisors (109875142984228).
125515404161372 is a wasteful number, since it uses less digits than its factorization.
125515404161372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18671 (or 18669 counting only the distinct ones).
The product of its (nonzero) digits is 1008000, while the sum is 47.
Adding to 125515404161372 its reverse (273161404515521), we get a palindrome (398676808676893).
The spelling of 125515404161372 in words is "one hundred twenty-five trillion, five hundred fifteen billion, four hundred four million, one hundred sixty-one thousand, three hundred seventy-two".
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