[go: up one dir, main page]

Search a number
-
+
49200169 is a prime number
BaseRepresentation
bin1011101110101…
…1110000101001
310102120121221111
42323223300221
5100043401134
64514310321
71135123504
oct273536051
9112517844
1049200169
11258548a7
12145883a1
13a268335
14676a13b
1544bcc64
hex2eebc29

49200169 has 2 divisors, whose sum is σ = 49200170. Its totient is φ = 49200168.

The previous prime is 49200167. The next prime is 49200191. The reversal of 49200169 is 96100294.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47444544 + 1755625 = 6888^2 + 1325^2 .

It is a cyclic number.

It is not a de Polignac number, because 49200169 - 21 = 49200167 is a prime.

It is a super-2 number, since 2×492001692 = 4841313259257122, which contains 22 as substring.

Together with 49200167, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 49200169.

It is not a weakly prime, because it can be changed into another prime (49200167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24600084 + 24600085.

It is an arithmetic number, because the mean of its divisors is an integer number (24600085).

Almost surely, 249200169 is an apocalyptic number.

It is an amenable number.

49200169 is a deficient number, since it is larger than the sum of its proper divisors (1).

49200169 is an equidigital number, since it uses as much as digits as its factorization.

49200169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 49200169 is about 7014.2832135579. The cubic root of 49200169 is about 366.4281794439.

The spelling of 49200169 in words is "forty-nine million, two hundred thousand, one hundred sixty-nine".