Base | Representation |
---|---|
bin | 11101101011101… |
… | …01011001100011 |
3 | 122100112011201000 |
4 | 32311311121203 |
5 | 1002220242004 |
6 | 40412443043 |
7 | 6112260135 |
oct | 1665653143 |
9 | 570464630 |
10 | 248993379 |
11 | 118606458 |
12 | 6b479483 |
13 | 3c77c47b |
14 | 250d7055 |
15 | 16cd5c39 |
hex | ed75663 |
248993379 has 16 divisors (see below), whose sum is σ = 374077440. Its totient is φ = 163656360.
The previous prime is 248993363. The next prime is 248993383. The reversal of 248993379 is 973399842.
248993379 is a `hidden beast` number, since 2 + 489 + 93 + 3 + 79 = 666.
It is not a de Polignac number, because 248993379 - 24 = 248993363 is a prime.
It is not an unprimeable number, because it can be changed into a prime (248493379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63027 + ... + 66860.
It is an arithmetic number, because the mean of its divisors is an integer number (23379840).
Almost surely, 2248993379 is an apocalyptic number.
248993379 is a deficient number, since it is larger than the sum of its proper divisors (125084061).
248993379 is a wasteful number, since it uses less digits than its factorization.
248993379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129967 (or 129961 counting only the distinct ones).
The product of its digits is 2939328, while the sum is 54.
The square root of 248993379 is about 15779.5240422517. The cubic root of 248993379 is about 629.1138789350.
The spelling of 248993379 in words is "two hundred forty-eight million, nine hundred ninety-three thousand, three hundred seventy-nine".
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