Base | Representation |
---|---|
bin | 1011110110010… |
… | …0001000011100 |
3 | 10110111200021100 |
4 | 2331210020130 |
5 | 100210140322 |
6 | 4533033100 |
7 | 1142246112 |
oct | 275441034 |
9 | 113450240 |
10 | 49693212 |
11 | 26061278 |
12 | 14785790 |
13 | a3ab88a |
14 | 6857ab2 |
15 | 4568dac |
hex | 2f6421c |
49693212 has 72 divisors (see below), whose sum is σ = 129205440. Its totient is φ = 16099200.
The previous prime is 49693201. The next prime is 49693249. The reversal of 49693212 is 21239694.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
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, 287158 + ... + 287330.
It is an arithmetic number, because the mean of its divisors is an integer number (1794520).
Almost surely, 249693212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49693212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64602720).
49693212 is an abundant number, since it is smaller than the sum of its proper divisors (79512228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49693212 is a wasteful number, since it uses less digits than its factorization.
49693212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363 (or 358 counting only the distinct ones).
The product of its digits is 23328, while the sum is 36.
The square root of 49693212 is about 7049.3412458186. The cubic root of 49693212 is about 367.6481257662.
The spelling of 49693212 in words is "forty-nine million, six hundred ninety-three thousand, two hundred twelve".
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