Base | Representation |
---|---|
bin | 111010111111110… |
… | …1010111011000000 |
3 | 12002222000101012002 |
4 | 1311333222323000 |
5 | 13023241001102 |
6 | 524234123132 |
7 | 100025351621 |
oct | 16577527300 |
9 | 5088011162 |
10 | 1979625152 |
11 | 9264a074a |
12 | 472b804a8 |
13 | 25719243b |
14 | 14acb3a48 |
15 | b8bda902 |
hex | 75feaec0 |
1979625152 has 14 divisors (see below), whose sum is σ = 3928318788. Its totient is φ = 989812544.
The previous prime is 1979625139. The next prime is 1979625209. The reversal of 1979625152 is 2515269791.
It is a junction number, because it is equal to n+sod(n) for n = 1979625097 and 1979625106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15465758 + ... + 15465885.
Almost surely, 21979625152 is an apocalyptic number.
It is an amenable number.
1979625152 is a deficient number, since it is larger than the sum of its proper divisors (1948693636).
1979625152 is an equidigital number, since it uses as much as digits as its factorization.
1979625152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30931655 (or 30931645 counting only the distinct ones).
The product of its digits is 340200, while the sum is 47.
The square root of 1979625152 is about 44492.9786820348. The cubic root of 1979625152 is about 1255.6279883286.
The spelling of 1979625152 in words is "one billion, nine hundred seventy-nine million, six hundred twenty-five thousand, one hundred fifty-two".
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