Base | Representation |
---|---|
bin | 1011101110000000… |
… | …1100011011010100 |
3 | 22010020100010101122 |
4 | 2323200030123110 |
5 | 22420304411100 |
6 | 1240052543112 |
7 | 140645452025 |
oct | 27340143324 |
9 | 8106303348 |
10 | 3145778900 |
11 | 137478a280 |
12 | 739621a98 |
13 | 3b1966044 |
14 | 21bb12c4c |
15 | 13628c985 |
hex | bb80c6d4 |
3145778900 has 36 divisors (see below), whose sum is σ = 7446919200. Its totient is φ = 1143919200.
The previous prime is 3145778899. The next prime is 3145778941. The reversal of 3145778900 is 98775413.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent 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, 1428800 + ... + 1430999.
Almost surely, 23145778900 is an apocalyptic number.
It is an amenable number.
3145778900 is an abundant number, since it is smaller than the sum of its proper divisors (4301140300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3145778900 is a wasteful number, since it uses less digits than its factorization.
3145778900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2859824 (or 2859817 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 44.
The square root of 3145778900 is about 56087.2436477315. The cubic root of 3145778900 is about 1465.2421332516.
The spelling of 3145778900 in words is "three billion, one hundred forty-five million, seven hundred seventy-eight thousand, nine hundred".
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