Base | Representation |
---|---|
bin | 111101011000110… |
… | …000001010010100 |
3 | 2122202221021200201 |
4 | 331120300022110 |
5 | 4102123231100 |
6 | 250110150244 |
7 | 34343665462 |
oct | 7530601224 |
9 | 2582837621 |
10 | 1029898900 |
11 | 489395318 |
12 | 248ab2384 |
13 | 1354a8144 |
14 | 9aad1832 |
15 | 6063a36a |
hex | 3d630294 |
1029898900 has 36 divisors (see below), whose sum is σ = 2236419360. Its totient is φ = 411676000.
The previous prime is 1029898897. The next prime is 1029898901. The reversal of 1029898900 is 98989201.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1029898901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201375 + ... + 206425.
It is an arithmetic number, because the mean of its divisors is an integer number (62122760).
Almost surely, 21029898900 is an apocalyptic number.
1029898900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1029898900 is an abundant number, since it is smaller than the sum of its proper divisors (1206520460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1029898900 is a wasteful number, since it uses less digits than its factorization.
1029898900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7104 (or 7097 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 46.
The square root of 1029898900 is about 32092.0379533616. The cubic root of 1029898900 is about 1009.8685905561.
The spelling of 1029898900 in words is "one billion, twenty-nine million, eight hundred ninety-eight thousand, nine hundred".
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