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1130401244 = 22747298537
BaseRepresentation
bin100001101100000…
…1000110111011100
32220210001022222202
41003120020313130
54303340314434
6304100231032
740004152310
oct10330106734
92823038882
101130401244
1153009a205
1227669b478
1315026649b
14aa1b3b40
156938da7e
hex43608ddc

1130401244 has 24 divisors (see below), whose sum is σ = 2261545440. Its totient is φ = 484298496.

The previous prime is 1130401241. The next prime is 1130401249. The reversal of 1130401244 is 4421040311.

It is a super-3 number, since 3×11304012443 (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130401241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128144 + ... + 136680.

It is an arithmetic number, because the mean of its divisors is an integer number (94231060).

Almost surely, 21130401244 is an apocalyptic number.

1130401244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1130401244 is an abundant number, since it is smaller than the sum of its proper divisors (1131144196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1130401244 is a wasteful number, since it uses less digits than its factorization.

1130401244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13277 (or 13275 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1130401244 is about 33621.4402427975. The cubic root of 1130401244 is about 1041.7037052842.

Adding to 1130401244 its reverse (4421040311), we get a palindrome (5551441555).

The spelling of 1130401244 in words is "one billion, one hundred thirty million, four hundred one thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 4729 8537 9458 17074 18916 33103 34148 59759 66206 119518 132412 239036 40371473 80742946 161485892 282600311 565200622 1130401244