Base | Representation |
---|---|
bin | 1011110001011… |
… | …0101110001110 |
3 | 10102220120100000 |
4 | 2330112232032 |
5 | 100120014032 |
6 | 4522145130 |
7 | 1136455524 |
oct | 274265616 |
9 | 112816300 |
10 | 49376142 |
11 | 25965032 |
12 | 146521a6 |
13 | a2ca46a |
14 | 67b4314 |
15 | 4504e7c |
hex | 2f16b8e |
49376142 has 48 divisors (see below), whose sum is σ = 111646080. Its totient is φ = 16354872.
The previous prime is 49376137. The next prime is 49376153. The reversal of 49376142 is 24167394.
49376142 is a `hidden beast` number, since 4 + 9 + 37 + 614 + 2 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 49376097 and 49376106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137359 + ... + 137717.
It is an arithmetic number, because the mean of its divisors is an integer number (2325960).
Almost surely, 249376142 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49376142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55823040).
49376142 is an abundant number, since it is smaller than the sum of its proper divisors (62269938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49376142 is a wasteful number, since it uses less digits than its factorization.
49376142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 659 (or 647 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 49376142 is about 7026.8159218810. The cubic root of 49376142 is about 366.8645244357.
The spelling of 49376142 in words is "forty-nine million, three hundred seventy-six thousand, one hundred forty-two".
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