Base | Representation |
---|---|
bin | 1101101001001011110… |
… | …01000111001101011101 |
3 | 1122211000120202100122110 |
4 | 12310211321013031131 |
5 | 30140034003221442 |
6 | 555205143504233 |
7 | 45603661101435 |
oct | 6644571071535 |
9 | 1584016670573 |
10 | 468787163997 |
11 | 1708a2150869 |
12 | 76a2ba58079 |
13 | 3528b718b49 |
14 | 18991aa72c5 |
15 | c2da7d569c |
hex | 6d25e4735d |
468787163997 has 4 divisors (see below), whose sum is σ = 625049552000. Its totient is φ = 312524775996.
The previous prime is 468787163983. The next prime is 468787164019. The reversal of 468787163997 is 799361787864.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 468787163997 - 222 = 468782969693 is a prime.
It is a super-2 number, since 2×4687871639972 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (468787163917) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78131193997 + ... + 78131194002.
It is an arithmetic number, because the mean of its divisors is an integer number (156262388000).
Almost surely, 2468787163997 is an apocalyptic number.
It is an amenable number.
468787163997 is a deficient number, since it is larger than the sum of its proper divisors (156262388003).
468787163997 is a wasteful number, since it uses less digits than its factorization.
468787163997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156262388002.
The product of its digits is 768144384, while the sum is 75.
The spelling of 468787163997 in words is "four hundred sixty-eight billion, seven hundred eighty-seven million, one hundred sixty-three thousand, nine hundred ninety-seven".
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