Base | Representation |
---|---|
bin | 11100000100010100… |
… | …11010010001110000 |
3 | 1102220011100200220100 |
4 | 32002022122101300 |
5 | 221330034402130 |
6 | 10531125512400 |
7 | 1042262400465 |
oct | 160212322160 |
9 | 42804320810 |
10 | 15068669040 |
11 | 6432964097 |
12 | 2b06572700 |
13 | 1561b3cb19 |
14 | a2d3bb66c |
15 | 5d2d7ac60 |
hex | 38229a470 |
15068669040 has 60 divisors (see below), whose sum is σ = 50605615944. Its totient is φ = 4018311552.
The previous prime is 15068669003. The next prime is 15068669053. The reversal of 15068669040 is 4096686051.
15068669040 is a `hidden beast` number, since 1 + 506 + 86 + 69 + 0 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10463634 + ... + 10465073.
Almost surely, 215068669040 is an apocalyptic number.
15068669040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15068669040 is an abundant number, since it is smaller than the sum of its proper divisors (35536946904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15068669040 is a wasteful number, since it uses less digits than its factorization.
15068669040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20928726 (or 20928717 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The spelling of 15068669040 in words is "fifteen billion, sixty-eight million, six hundred sixty-nine thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •