[go: up one dir, main page]

Search a number
-
+
1202250430 = 25120225043
BaseRepresentation
bin100011110101000…
…1110001010111110
310002210020122112201
41013222032022332
54430234003210
6315144222114
741535650203
oct10752161276
93083218481
101202250430
115677035a7
1229676a93a
131621018b4
14b5957caa
157083253a
hex47a8e2be

1202250430 has 8 divisors (see below), whose sum is σ = 2164050792. Its totient is φ = 480900168.

The previous prime is 1202250397. The next prime is 1202250437. The reversal of 1202250430 is 340522021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1202250398 and 1202250407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202250437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60112512 + ... + 60112531.

It is an arithmetic number, because the mean of its divisors is an integer number (270506349).

Almost surely, 21202250430 is an apocalyptic number.

1202250430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202250430 is a deficient number, since it is larger than the sum of its proper divisors (961800362).

1202250430 is a wasteful number, since it uses less digits than its factorization.

1202250430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120225050.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1202250430 is about 34673.4830958760. The cubic root of 1202250430 is about 1063.3224428894.

Adding to 1202250430 its reverse (340522021), we get a palindrome (1542772451).

The spelling of 1202250430 in words is "one billion, two hundred two million, two hundred fifty thousand, four hundred thirty".

Divisors: 1 2 5 10 120225043 240450086 601125215 1202250430