Search a number
-
+
1220134310 = 25122013431
BaseRepresentation
bin100100010111001…
…1100010110100110
310011000220020121122
41020232130112212
54444323244220
6321023413542
742143653613
oct11056342646
93130806548
101220134310
11576808a6a
122a07542b2
13165a23a85
14b809150a
15721b6425
hex48b9c5a6

1220134310 has 8 divisors (see below), whose sum is σ = 2196241776. Its totient is φ = 488053720.

The previous prime is 1220134273. The next prime is 1220134373. The reversal of 1220134310 is 134310221.

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

It is a super-2 number, since 2×12201343102 = 2977455468878352200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61006706 + ... + 61006725.

It is an arithmetic number, because the mean of its divisors is an integer number (274530222).

Almost surely, 21220134310 is an apocalyptic number.

1220134310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220134310 is a deficient number, since it is larger than the sum of its proper divisors (976107466).

1220134310 is a wasteful number, since it uses less digits than its factorization.

1220134310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122013438.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1220134310 is about 34930.4209822899. The cubic root of 1220134310 is about 1068.5689402477.

Adding to 1220134310 its reverse (134310221), we get a palindrome (1354444531).

The spelling of 1220134310 in words is "one billion, two hundred twenty million, one hundred thirty-four thousand, three hundred ten".

Divisors: 1 2 5 10 122013431 244026862 610067155 1220134310