Base | Representation |
---|---|
bin | 101101110111110000… |
… | …011000110010001100 |
3 | 11201010120201222000200 |
4 | 231313300120302030 |
5 | 1301332434012023 |
6 | 34343224053500 |
7 | 3362361335403 |
oct | 556760306214 |
9 | 151116658020 |
10 | 49253813388 |
11 | 19985547aaa |
12 | 9667004290 |
13 | 484c2abba0 |
14 | 25535b263a |
15 | 14340ec743 |
hex | b77c18c8c |
49253813388 has 36 divisors (see below), whose sum is σ = 134079826608. Its totient is φ = 15155019360.
The previous prime is 49253813383. The next prime is 49253813393. The reversal of 49253813388 is 88331835294.
49253813388 is a `hidden beast` number, since 4 + 9 + 253 + 8 + 1 + 3 + 388 = 666.
49253813388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (49253813383) and next prime (49253813393).
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (49253813383) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52621128 + ... + 52622063.
It is an arithmetic number, because the mean of its divisors is an integer number (3724439628).
Almost surely, 249253813388 is an apocalyptic number.
It is an amenable number.
49253813388 is an abundant number, since it is smaller than the sum of its proper divisors (84826013220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49253813388 is a wasteful number, since it uses less digits than its factorization.
49253813388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105243214 (or 105243209 counting only the distinct ones).
The product of its digits is 4976640, while the sum is 54.
It can be divided in two parts, 49253 and 813388, that added together give a triangular number (862641 = T1313).
The spelling of 49253813388 in words is "forty-nine billion, two hundred fifty-three million, eight hundred thirteen thousand, three hundred eighty-eight".
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