Base | Representation |
---|---|
bin | 100000011110010111… |
… | …0011010111000000001 |
3 | 20200000011212121100001 |
4 | 1000330232122320001 |
5 | 2120310444402101 |
6 | 52012021200001 |
7 | 5016115404631 |
oct | 1007456327001 |
9 | 220004777301 |
10 | 69738278401 |
11 | 27637492830 |
12 | 11623260001 |
13 | 676515c8bc |
14 | 3537d686c1 |
15 | 1c32663901 |
hex | 103cb9ae01 |
69738278401 has 4 divisors (see below), whose sum is σ = 76078121904. Its totient is φ = 63398434900.
The previous prime is 69738278341. The next prime is 69738278479. The reversal of 69738278401 is 10487283796.
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 a cyclic number.
It is not a de Polignac number, because 69738278401 - 27 = 69738278273 is a prime.
It is a super-3 number, since 3×697382784013 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (69738218401) 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, 3169921735 + ... + 3169921756.
It is an arithmetic number, because the mean of its divisors is an integer number (19019530476).
Almost surely, 269738278401 is an apocalyptic number.
It is an amenable number.
69738278401 is a deficient number, since it is larger than the sum of its proper divisors (6339843503).
69738278401 is a wasteful number, since it uses less digits than its factorization.
69738278401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6339843502.
The product of its (nonzero) digits is 4064256, while the sum is 55.
The spelling of 69738278401 in words is "sixty-nine billion, seven hundred thirty-eight million, two hundred seventy-eight thousand, four hundred one".
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