Base | Representation |
---|---|
bin | 10010001001011110… |
… | …111110001111101111 |
3 | 1212022001020002111001 |
4 | 102021132332033233 |
5 | 304402013421210 |
6 | 12541342341131 |
7 | 1256615144206 |
oct | 221136761757 |
9 | 55261202431 |
10 | 19486467055 |
11 | 829a66a130 |
12 | 3939b8a7a7 |
13 | 1ab7194ba3 |
14 | d2c00a23d |
15 | 790b2d03a |
hex | 4897be3ef |
19486467055 has 16 divisors (see below), whose sum is σ = 25637760000. Its totient is φ = 14100752160.
The previous prime is 19486467023. The next prime is 19486467097. The reversal of 19486467055 is 55076468491.
It is not a de Polignac number, because 19486467055 - 25 = 19486467023 is a prime.
It is a super-4 number, since 4×194864670554 (a number of 42 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (55).
It is a junction number, because it is equal to n+sod(n) for n = 19486466987 and 19486467005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 879255 + ... + 901144.
It is an arithmetic number, because the mean of its divisors is an integer number (1602360000).
Almost surely, 219486467055 is an apocalyptic number.
19486467055 is a deficient number, since it is larger than the sum of its proper divisors (6151292945).
19486467055 is a wasteful number, since it uses less digits than its factorization.
19486467055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1780614.
The product of its (nonzero) digits is 7257600, while the sum is 55.
The spelling of 19486467055 in words is "nineteen billion, four hundred eighty-six million, four hundred sixty-seven thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •