Base | Representation |
---|---|
bin | 111101011011100… |
… | …111000010100010 |
3 | 2122211100100020001 |
4 | 331123213002202 |
5 | 4102321213340 |
6 | 250134210214 |
7 | 34353235402 |
oct | 7533470242 |
9 | 2584310201 |
10 | 1030647970 |
11 | 489857090 |
12 | 2491b396a |
13 | 1356ab091 |
14 | 9ac48802 |
15 | 6073729a |
hex | 3d6e70a2 |
1030647970 has 32 divisors (see below), whose sum is σ = 2130338880. Its totient is φ = 355055040.
The previous prime is 1030647953. The next prime is 1030647971. The reversal of 1030647970 is 797460301.
It is not an unprimeable number, because it can be changed into a prime (1030647971) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244477 + ... + 248656.
It is an arithmetic number, because the mean of its divisors is an integer number (66573090).
Almost surely, 21030647970 is an apocalyptic number.
1030647970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1030647970 is an abundant number, since it is smaller than the sum of its proper divisors (1099690910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030647970 is a wasteful number, since it uses less digits than its factorization.
1030647970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493170.
The product of its (nonzero) digits is 31752, while the sum is 37.
The square root of 1030647970 is about 32103.7064838314. The cubic root of 1030647970 is about 1010.1133650486.
The spelling of 1030647970 in words is "one billion, thirty million, six hundred forty-seven thousand, nine hundred seventy".
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