Base | Representation |
---|---|
bin | 111010101110000… |
… | …0111110111110110 |
3 | 12002022110221110200 |
4 | 1311130013313312 |
5 | 13013344302200 |
6 | 523302301330 |
7 | 66553220652 |
oct | 16534076766 |
9 | 5068427420 |
10 | 1970306550 |
11 | 921206523 |
12 | 46ba27846 |
13 | 25527ba84 |
14 | 149969a62 |
15 | b7e99800 |
hex | 75707df6 |
1970306550 has 72 divisors (see below), whose sum is σ = 5298950280. Its totient is φ = 524880000.
The previous prime is 1970306549. The next prime is 1970306551. The reversal of 1970306550 is 556030791.
It is a happy number.
1970306550 is a `hidden beast` number, since 1 + 9 + 70 + 30 + 6 + 550 = 666.
It is an interprime number because it is at equal distance from previous prime (1970306549) and next prime (1970306551).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1970306551) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 655050 + ... + 658050.
Almost surely, 21970306550 is an apocalyptic number.
1970306550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1970306550 is an abundant number, since it is smaller than the sum of its proper divisors (3328643730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1970306550 is a wasteful number, since it uses less digits than its factorization.
1970306550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4478 (or 4470 counting only the distinct ones).
The product of its (nonzero) digits is 28350, while the sum is 36.
The square root of 1970306550 is about 44388.1352390478. The cubic root of 1970306550 is about 1253.6547014453.
The spelling of 1970306550 in words is "one billion, nine hundred seventy million, three hundred six thousand, five hundred fifty".
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