Base | Representation |
---|---|
bin | 10001111001101110010… |
… | …111100010110000100110 |
3 | 11100121101121111120210202 |
4 | 101321232113202300212 |
5 | 130123433322441402 |
6 | 2341052435150502 |
7 | 154610544055424 |
oct | 21715627426046 |
9 | 4317347446722 |
10 | 1230212312102 |
11 | 434803862374 |
12 | 17a50b745432 |
13 | 8c015958167 |
14 | 43784c3c114 |
15 | 220022a1b02 |
hex | 11e6e5e2c26 |
1230212312102 has 16 divisors (see below), whose sum is σ = 1852911102240. Its totient is φ = 612576733632.
The previous prime is 1230212312101. The next prime is 1230212312107. The reversal of 1230212312102 is 2012132120321.
It is a super-4 number, since 4×12302123121024 (a number of 49 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230212312101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336298 + ... + 2060610.
It is an arithmetic number, because the mean of its divisors is an integer number (115806943890).
Almost surely, 21230212312102 is an apocalyptic number.
1230212312102 is a deficient number, since it is larger than the sum of its proper divisors (622698790138).
1230212312102 is a wasteful number, since it uses less digits than its factorization.
1230212312102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 727807.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 1230212312102 its reverse (2012132120321), we get a palindrome (3242344432423).
The spelling of 1230212312102 in words is "one trillion, two hundred thirty billion, two hundred twelve million, three hundred twelve thousand, one hundred two".
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