Base | Representation |
---|---|
bin | 1011000100001001… |
… | …1000011110111000 |
3 | 21122222221101011201 |
4 | 2301002120132320 |
5 | 22040332114200 |
6 | 1210421303544 |
7 | 133414133212 |
oct | 26102303670 |
9 | 7588841151 |
10 | 2970191800 |
11 | 1294661074 |
12 | 6aa864bb4 |
13 | 384478954 |
14 | 2026875b2 |
15 | 125b56c6a |
hex | b10987b8 |
2970191800 has 48 divisors (see below), whose sum is σ = 6910551000. Its totient is φ = 1187241600.
The previous prime is 2970191767. The next prime is 2970191801. The reversal of 2970191800 is 81910792.
It is a self number, because there is not a number n which added to its sum of digits gives 2970191800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2970191801) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335430 + ... + 344170.
Almost surely, 22970191800 is an apocalyptic number.
2970191800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2970191800 is an abundant number, since it is smaller than the sum of its proper divisors (3940359200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2970191800 is a wasteful number, since it uses less digits than its factorization.
2970191800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10456 (or 10447 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 37.
The square root of 2970191800 is about 54499.4660524303. The cubic root of 2970191800 is about 1437.4568990228.
The spelling of 2970191800 in words is "two billion, nine hundred seventy million, one hundred ninety-one thousand, eight hundred".
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