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1130031313 = 29316773257
BaseRepresentation
bin100001101011010…
…1110100011010001
32220202100112112121
41003112232203101
54303242000223
6304044254241
740001051635
oct10326564321
92822315477
101130031313
1152a967284
12276541381
13150166ca8
14aa118dc5
156931915d
hex435ae8d1

1130031313 has 32 divisors (see below), whose sum is σ = 1246325760. Its totient is φ = 1021870080.

The previous prime is 1130031277. The next prime is 1130031323. The reversal of 1130031313 is 3131300311.

It is a cyclic number.

It is not a de Polignac number, because 1130031313 - 225 = 1096476881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130031323) 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, 4396881 + ... + 4397137.

It is an arithmetic number, because the mean of its divisors is an integer number (38947680).

Almost surely, 21130031313 is an apocalyptic number.

It is an amenable number.

1130031313 is a deficient number, since it is larger than the sum of its proper divisors (116294447).

1130031313 is a wasteful number, since it uses less digits than its factorization.

1130031313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1130031313 is about 33615.9383775018. The cubic root of 1130031313 is about 1041.5900581641.

Adding to 1130031313 its reverse (3131300311), we get a palindrome (4261331624).

The spelling of 1130031313 in words is "one billion, one hundred thirty million, thirty-one thousand, three hundred thirteen".

Divisors: 1 29 31 67 73 257 899 1943 2077 2117 2263 4891 7453 7967 17219 18761 60233 65627 141839 151621 231043 499351 533789 544069 581591 1256987 4397009 15479881 16866139 36452623 38966597 1130031313