Base | Representation |
---|---|
bin | 100000010110000101… |
… | …0010100101111000100 |
3 | 20122021210221221020100 |
4 | 1000230022110233010 |
5 | 2114223324134422 |
6 | 51524253004100 |
7 | 5006202331200 |
oct | 1005412245704 |
9 | 218253857210 |
10 | 69460380612 |
11 | 27504635037 |
12 | 11566183630 |
13 | 671c70003c |
14 | 350d0a9b00 |
15 | 1c1806d7ac |
hex | 102c294bc4 |
69460380612 has 54 divisors (see below), whose sum is σ = 204246600558. Its totient is φ = 19845822528.
The previous prime is 69460380553. The next prime is 69460380643. The reversal of 69460380612 is 21608306496.
It can be written as a sum of positive squares in only one way, i.e., 47204514756 + 22255865856 = 217266^2 + 149184^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19686553 + ... + 19690080.
Almost surely, 269460380612 is an apocalyptic number.
It is an amenable number.
69460380612 is an abundant number, since it is smaller than the sum of its proper divisors (134786219946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69460380612 is a wasteful number, since it uses less digits than its factorization.
69460380612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39376657 (or 39376645 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The spelling of 69460380612 in words is "sixty-nine billion, four hundred sixty million, three hundred eighty thousand, six hundred twelve".
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