Base | Representation |
---|---|
bin | 10010011111100… |
… | …01101011101000 |
3 | 101210220110011210 |
4 | 21033301223220 |
5 | 304203134400 |
6 | 23220553120 |
7 | 3562405542 |
oct | 1117615350 |
9 | 353813153 |
10 | 155130600 |
11 | 7a626a09 |
12 | 43b527a0 |
13 | 261a7271 |
14 | 16862692 |
15 | d944950 |
hex | 93f1ae8 |
155130600 has 48 divisors (see below), whose sum is σ = 480906720. Its totient is φ = 41368000.
The previous prime is 155130589. The next prime is 155130631. The reversal of 155130600 is 6031551.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128676 + ... + 129875.
It is an arithmetic number, because the mean of its divisors is an integer number (10018890).
Almost surely, 2155130600 is an apocalyptic number.
155130600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
155130600 is an abundant number, since it is smaller than the sum of its proper divisors (325776120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155130600 is a wasteful number, since it uses less digits than its factorization.
155130600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258570 (or 258561 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 155130600 is about 12455.1435158331. The cubic root of 155130600 is about 537.3193624115.
The spelling of 155130600 in words is "one hundred fifty-five million, one hundred thirty thousand, six hundred".
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