Base | Representation |
---|---|
bin | 1011111010100… |
… | …0101011010111 |
3 | 10111000221101222 |
4 | 2332220223113 |
5 | 100243131400 |
6 | 4543040555 |
7 | 1144525502 |
oct | 276505327 |
9 | 114027358 |
10 | 49973975 |
11 | 26233207 |
12 | 148a015b |
13 | a4795cc |
14 | 68cc139 |
15 | 45c2185 |
hex | 2fa8ad7 |
49973975 has 24 divisors (see below), whose sum is σ = 63589680. Its totient is φ = 38949120.
The previous prime is 49973969. The next prime is 49973977. The reversal of 49973975 is 57937994.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-49973975 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49973977) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253577 + ... + 253773.
It is an arithmetic number, because the mean of its divisors is an integer number (2649570).
Almost surely, 249973975 is an apocalyptic number.
49973975 is a deficient number, since it is larger than the sum of its proper divisors (13615705).
49973975 is a wasteful number, since it uses less digits than its factorization.
49973975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 419 (or 414 counting only the distinct ones).
The product of its digits is 2143260, while the sum is 53.
The square root of 49973975 is about 7069.2273269432. The cubic root of 49973975 is about 368.3392208246.
The spelling of 49973975 in words is "forty-nine million, nine hundred seventy-three thousand, nine hundred seventy-five".
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