Base | Representation |
---|---|
bin | 1001000001111101011… |
… | …1100110101010000000 |
3 | 112211110022212212200222 |
4 | 2100133113212222000 |
5 | 10020214121312000 |
6 | 155134522002212 |
7 | 14131432424315 |
oct | 2203727465200 |
9 | 484408785628 |
10 | 155145104000 |
11 | 5a884403a17 |
12 | 26099946368 |
13 | 118264b45b3 |
14 | 771ac24d0c |
15 | 4080649a85 |
hex | 241f5e6a80 |
155145104000 has 64 divisors (see below), whose sum is σ = 385729554600. Its totient is φ = 62058035200.
The previous prime is 155145103951. The next prime is 155145104011. The reversal of 155145104000 is 401541551.
It can be written as a sum of positive squares in 4 ways, for example, as 61151354944 + 93993749056 = 247288^2 + 306584^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 4832285 + ... + 4864284.
Almost surely, 2155145104000 is an apocalyptic number.
155145104000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
155145104000 is an abundant number, since it is smaller than the sum of its proper divisors (230584450600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155145104000 is an frugal number, since it uses more digits than its factorization.
155145104000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9696598 (or 9696576 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 26.
Adding to 155145104000 its reverse (401541551), we get a palindrome (155546645551).
The spelling of 155145104000 in words is "one hundred fifty-five billion, one hundred forty-five million, one hundred four thousand".
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