Base | Representation |
---|---|
bin | 101111100000011101… |
… | …1101100000000000010 |
3 | 100202100000201212200002 |
4 | 1133000323230000002 |
5 | 3132414401320002 |
6 | 114511242400002 |
7 | 10241115132434 |
oct | 1370073540002 |
9 | 322300655602 |
10 | 102021120002 |
11 | 3a2a329850a |
12 | 17932800002 |
13 | 980b46cc39 |
14 | 4d1b656654 |
15 | 29c18c0002 |
hex | 17c0eec002 |
102021120002 has 16 divisors (see below), whose sum is σ = 154449919800. Its totient is φ = 50537900160.
The previous prime is 102021119971. The next prime is 102021120023. The reversal of 102021120002 is 200021120201.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 84604775161 + 17416344841 = 290869^2 + 131971^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4641374 + ... + 4663302.
Almost surely, 2102021120002 is an apocalyptic number.
102021120002 is a deficient number, since it is larger than the sum of its proper divisors (52428799798).
102021120002 is a wasteful number, since it uses less digits than its factorization.
102021120002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43381.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 102021120002 its reverse (200021120201), we get a palindrome (302042240203).
The spelling of 102021120002 in words is "one hundred two billion, twenty-one million, one hundred twenty thousand, two".
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