Base | Representation |
---|---|
bin | 101101001010000101011110… |
… | …1110111001111111111010000 |
3 | 1221002101221100022012222102020 |
4 | 1122110022331313033333100 |
5 | 404030343244304032104 |
6 | 3524443525512051440 |
7 | 146444333532233451 |
oct | 13224127567177720 |
9 | 1832357308188366 |
10 | 397210350845904 |
11 | 105621a66888922 |
12 | 3867203a993b80 |
13 | 14083a1061870b |
14 | 7013125403128 |
15 | 30dc5459212d9 |
hex | 16942bddcffd0 |
397210350845904 has 40 divisors (see below), whose sum is σ = 1028564095413792. Its totient is φ = 132088952768640.
The previous prime is 397210350845831. The next prime is 397210350845927. The reversal of 397210350845904 is 409548053012793.
It is a super-2 number, since 2×3972103508459042 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9828026874 + ... + 9828067289.
Almost surely, 2397210350845904 is an apocalyptic number.
It is an amenable number.
397210350845904 is an abundant number, since it is smaller than the sum of its proper divisors (631353744567888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
397210350845904 is a wasteful number, since it uses less digits than its factorization.
397210350845904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19656094595 (or 19656094589 counting only the distinct ones).
The product of its (nonzero) digits is 32659200, while the sum is 60.
The spelling of 397210350845904 in words is "three hundred ninety-seven trillion, two hundred ten billion, three hundred fifty million, eight hundred forty-five thousand, nine hundred four".
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