Base | Representation |
---|---|
bin | 1011111010100… |
… | …1011101111101 |
3 | 10111001002211220 |
4 | 2332221131331 |
5 | 100243232323 |
6 | 4543103553 |
7 | 1144541106 |
oct | 276513575 |
9 | 114032756 |
10 | 49977213 |
11 | 26235690 |
12 | 148a1bb9 |
13 | a47ac20 |
14 | 68cd3ad |
15 | 45c30e3 |
hex | 2fa977d |
49977213 has 32 divisors (see below), whose sum is σ = 79158912. Its totient is φ = 27648000.
The previous prime is 49977211. The next prime is 49977227. The reversal of 49977213 is 31277994.
It is not a de Polignac number, because 49977213 - 21 = 49977211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49977211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41013 + ... + 42213.
It is an arithmetic number, because the mean of its divisors is an integer number (2473716).
Almost surely, 249977213 is an apocalyptic number.
It is an amenable number.
49977213 is a deficient number, since it is larger than the sum of its proper divisors (29181699).
49977213 is a wasteful number, since it uses less digits than its factorization.
49977213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1325.
The product of its digits is 95256, while the sum is 42.
The square root of 49977213 is about 7069.4563440197. The cubic root of 49977213 is about 368.3471760095.
The spelling of 49977213 in words is "forty-nine million, nine hundred seventy-seven thousand, two hundred thirteen".
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