Base | Representation |
---|---|
bin | 110010011000100… |
… | …1001110111011110 |
3 | 11100211011201220200 |
4 | 1210301021313132 |
5 | 11430243411240 |
6 | 435431324330 |
7 | 56615631405 |
oct | 14461116736 |
9 | 4324151820 |
10 | 1690607070 |
11 | 798338129 |
12 | 3b22206a6 |
13 | 20c33b119 |
14 | 12075c63c |
15 | 9d64a930 |
hex | 64c49dde |
1690607070 has 96 divisors (see below), whose sum is σ = 4487150304. Its totient is φ = 441504000.
The previous prime is 1690607069. The next prime is 1690607077. The reversal of 1690607070 is 707060961.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1690607077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1608045 + ... + 1609095.
It is an arithmetic number, because the mean of its divisors is an integer number (46741149).
Almost surely, 21690607070 is an apocalyptic number.
1690607070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1690607070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2243575152).
1690607070 is an abundant number, since it is smaller than the sum of its proper divisors (2796543234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1690607070 is a wasteful number, since it uses less digits than its factorization.
1690607070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1418 (or 1415 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 1690607070 is about 41116.9924726992. The cubic root of 1690607070 is about 1191.2810322651.
The spelling of 1690607070 in words is "one billion, six hundred ninety million, six hundred seven thousand, seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •