Base | Representation |
---|---|
bin | 1011000100100011010… |
… | …01110010011001100011 |
3 | 1100100212210011110112200 |
4 | 11202101221302121203 |
5 | 22213030044211312 |
6 | 450430444424243 |
7 | 36324454134444 |
oct | 5422151623143 |
9 | 1310783143480 |
10 | 380400772707 |
11 | 13736635689a |
12 | 61883548083 |
13 | 29b43cb5927 |
14 | 145a92032cb |
15 | 9d65e450dc |
hex | 5891a72663 |
380400772707 has 12 divisors (see below), whose sum is σ = 562869436584. Its totient is φ = 247415136480.
The previous prime is 380400772679. The next prime is 380400772709. The reversal of 380400772707 is 707277004083.
It is not a de Polignac number, because 380400772707 - 212 = 380400768611 is a prime.
It is a super-2 number, since 2×3804007727072 (a number of 24 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (380400772709) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515447833 + ... + 515448570.
It is an arithmetic number, because the mean of its divisors is an integer number (46905786382).
Almost surely, 2380400772707 is an apocalyptic number.
380400772707 is a deficient number, since it is larger than the sum of its proper divisors (182468663877).
380400772707 is a wasteful number, since it uses less digits than its factorization.
380400772707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1030896450 (or 1030896447 counting only the distinct ones).
The product of its (nonzero) digits is 460992, while the sum is 45.
The spelling of 380400772707 in words is "three hundred eighty billion, four hundred million, seven hundred seventy-two thousand, seven hundred seven".
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