Base | Representation |
---|---|
bin | 1011111010100… |
… | …0101110001100 |
3 | 10111000221122200 |
4 | 2332220232030 |
5 | 100243133111 |
6 | 4543041500 |
7 | 1144526151 |
oct | 276505614 |
9 | 114027580 |
10 | 49974156 |
11 | 26233361 |
12 | 148a0290 |
13 | a47970b |
14 | 68cc228 |
15 | 45c2256 |
hex | 2fa8b8c |
49974156 has 18 divisors (see below), whose sum is σ = 126323652. Its totient is φ = 16658040.
The previous prime is 49974151. The next prime is 49974157. The reversal of 49974156 is 65147994.
49974156 is a `hidden beast` number, since 499 + 7 + 4 + 156 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is not an unprimeable number, because it can be changed into a prime (49974151) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 694050 + ... + 694121.
Almost surely, 249974156 is an apocalyptic number.
It is an amenable number.
49974156 is an abundant number, since it is smaller than the sum of its proper divisors (76349496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49974156 is a wasteful number, since it uses less digits than its factorization.
49974156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1388181 (or 1388176 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 49974156 is about 7069.2401288965. The cubic root of 49974156 is about 368.3396655182.
The spelling of 49974156 in words is "forty-nine million, nine hundred seventy-four thousand, one hundred fifty-six".
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