Base | Representation |
---|---|
bin | 1011010100111101101… |
… | …01110100111111111000 |
3 | 1101012121211222112110211 |
4 | 11222132311310333320 |
5 | 22334101230424410 |
6 | 454445043120504 |
7 | 40056015065110 |
oct | 5523665647770 |
9 | 1335554875424 |
10 | 389211967480 |
11 | 140078010946 |
12 | 63522373134 |
13 | 2a9195cb24b |
14 | 14ba350c040 |
15 | a1ce77968a |
hex | 5a9ed74ff8 |
389211967480 has 32 divisors (see below), whose sum is σ = 1000830774240. Its totient is φ = 133444103040.
The previous prime is 389211967439. The next prime is 389211967513. The reversal of 389211967480 is 84769112983.
It is a super-3 number, since 3×3892119674803 (a number of 36 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695021091 + ... + 695021650.
It is an arithmetic number, because the mean of its divisors is an integer number (31275961695).
Almost surely, 2389211967480 is an apocalyptic number.
It is an amenable number.
389211967480 is an abundant number, since it is smaller than the sum of its proper divisors (611618806760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389211967480 is a wasteful number, since it uses less digits than its factorization.
389211967480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1390042759 (or 1390042755 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 58.
The spelling of 389211967480 in words is "three hundred eighty-nine billion, two hundred eleven million, nine hundred sixty-seven thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •