Base | Representation |
---|---|
bin | 10110101110010… |
… | …01000010111100 |
3 | 111021200021122020 |
4 | 23113021002330 |
5 | 342244200430 |
6 | 30525320140 |
7 | 4503131010 |
oct | 1327110274 |
9 | 437607566 |
10 | 190615740 |
11 | 98663477 |
12 | 53a06050 |
13 | 3064caa3 |
14 | 1b45c540 |
15 | 11b03b10 |
hex | b5c90bc |
190615740 has 48 divisors (see below), whose sum is σ = 609971712. Its totient is φ = 43569216.
The previous prime is 190615729. The next prime is 190615769. The reversal of 190615740 is 47516091.
190615740 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
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, 226504 + ... + 227343.
It is an arithmetic number, because the mean of its divisors is an integer number (12707744).
Almost surely, 2190615740 is an apocalyptic number.
190615740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
190615740 is an abundant number, since it is smaller than the sum of its proper divisors (419355972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190615740 is a wasteful number, since it uses less digits than its factorization.
190615740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 453866 (or 453864 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 190615740 is about 13806.3659230081. The cubic root of 190615740 is about 575.5100603288.
The spelling of 190615740 in words is "one hundred ninety million, six hundred fifteen thousand, seven hundred forty".
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