Base | Representation |
---|---|
bin | 111101101100100… |
… | …1100110011101111 |
3 | 12100021110020111120 |
4 | 1323121030303233 |
5 | 13214433004011 |
6 | 541231352023 |
7 | 102205304046 |
oct | 17331146357 |
9 | 5307406446 |
10 | 2070203631 |
11 | 9726376a1 |
12 | 499382613 |
13 | 26cb87782 |
14 | 158d3155d |
15 | c1b2da06 |
hex | 7b64ccef |
2070203631 has 4 divisors (see below), whose sum is σ = 2760271512. Its totient is φ = 1380135752.
The previous prime is 2070203593. The next prime is 2070203633. The reversal of 2070203631 is 1363020702.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2070203631 - 223 = 2061815023 is a prime.
It is a super-2 number, since 2×20702036312 = 8571486147611168322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2070203633) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345033936 + ... + 345033941.
It is an arithmetic number, because the mean of its divisors is an integer number (690067878).
Almost surely, 22070203631 is an apocalyptic number.
2070203631 is a deficient number, since it is larger than the sum of its proper divisors (690067881).
2070203631 is an equidigital number, since it uses as much as digits as its factorization.
2070203631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 690067880.
The product of its (nonzero) digits is 1512, while the sum is 24.
The square root of 2070203631 is about 45499.4904476962. The cubic root of 2070203631 is about 1274.4936871625.
The spelling of 2070203631 in words is "two billion, seventy million, two hundred three thousand, six hundred thirty-one".
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