Base | Representation |
---|---|
bin | 1001000010111100101… |
… | …0111110110010000000 |
3 | 112212010210202200202021 |
4 | 2100233022332302000 |
5 | 10021240004333100 |
6 | 155221112331224 |
7 | 14141132106505 |
oct | 2205712766200 |
9 | 485123680667 |
10 | 155410230400 |
11 | 5aa00029347 |
12 | 261526a3b14 |
13 | 118693c2019 |
14 | 774411b4ac |
15 | 4098a6aa1a |
hex | 242f2bec80 |
155410230400 has 96 divisors (see below), whose sum is σ = 384048298800. Its totient is φ = 62141998080.
The previous prime is 155410230379. The next prime is 155410230407. The reversal of 155410230400 is 4032014551.
It is a happy number.
It is a super-4 number, since 4×1554102304004 (a number of 46 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (155410230407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11317939 + ... + 11331661.
Almost surely, 2155410230400 is an apocalyptic number.
155410230400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 155410230400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192024149400).
155410230400 is an abundant number, since it is smaller than the sum of its proper divisors (228638068400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155410230400 is a wasteful number, since it uses less digits than its factorization.
155410230400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17286 (or 17269 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
Adding to 155410230400 its reverse (4032014551), we get a palindrome (159442244951).
The spelling of 155410230400 in words is "one hundred fifty-five billion, four hundred ten million, two hundred thirty thousand, four hundred".
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