Base | Representation |
---|---|
bin | 100011000011001100100001… |
… | …010100011010111100110011 |
3 | 202012210201021021111202201220 |
4 | 203003030201110122330303 |
5 | 130201103204414102011 |
6 | 1303504033022400123 |
7 | 44320026121351302 |
oct | 4303144124327463 |
9 | 665721237452656 |
10 | 154151230222131 |
11 | 4513219582308a |
12 | 1535765b130043 |
13 | 6802524a5a38c |
14 | 2a0cd60666439 |
15 | 12c4c61ec4506 |
hex | 8c332151af33 |
154151230222131 has 16 divisors (see below), whose sum is σ = 211214216832000. Its totient is φ = 99931134790368.
The previous prime is 154151230222117. The next prime is 154151230222163. The reversal of 154151230222131 is 131222032151451.
It is not a de Polignac number, because 154151230222131 - 214 = 154151230205747 is a prime.
It is a super-2 number, since 2×1541512302221312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 154151230222092 and 154151230222101.
It is not an unprimeable number, because it can be changed into a prime (154151232222131) 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, 408507651 + ... + 408884828.
It is an arithmetic number, because the mean of its divisors is an integer number (13200888552000).
Almost surely, 2154151230222131 is an apocalyptic number.
154151230222131 is a deficient number, since it is larger than the sum of its proper divisors (57062986609869).
154151230222131 is a wasteful number, since it uses less digits than its factorization.
154151230222131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 817394218.
The product of its (nonzero) digits is 14400, while the sum is 33.
Adding to 154151230222131 its reverse (131222032151451), we get a palindrome (285373262373582).
The spelling of 154151230222131 in words is "one hundred fifty-four trillion, one hundred fifty-one billion, two hundred thirty million, two hundred twenty-two thousand, one hundred thirty-one".
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