Base | Representation |
---|---|
bin | 1100110110100011… |
… | …01000001111110000 |
3 | 122210212200012212100 |
4 | 12123101220033300 |
5 | 103112403311242 |
6 | 3100404100400 |
7 | 332663342316 |
oct | 63321501760 |
9 | 18725605770 |
10 | 6900057072 |
11 | 2a209a2007 |
12 | 1406994700 |
13 | 85c6b240c |
14 | 4965820b6 |
15 | 2a5b7654c |
hex | 19b4683f0 |
6900057072 has 30 divisors (see below), whose sum is σ = 19310576792. Its totient is φ = 2300018976.
The previous prime is 6900057061. The next prime is 6900057089. The reversal of 6900057072 is 2707500096.
It is a super-2 number, since 2×69000570722 = 95221575193714426368, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23958388 + ... + 23958675.
Almost surely, 26900057072 is an apocalyptic number.
It is an amenable number.
6900057072 is an abundant number, since it is smaller than the sum of its proper divisors (12410519720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6900057072 is a wasteful number, since it uses less digits than its factorization.
6900057072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47917077 (or 47917068 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 6900057072 is about 83066.5821615408. The cubic root of 6900057072 is about 1903.7835108586.
The spelling of 6900057072 in words is "six billion, nine hundred million, fifty-seven thousand, seventy-two".
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