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116231130 = 23252944533
BaseRepresentation
bin1101110110110…
…00101111011010
322002201011010200
412323120233122
5214223344010
615311123030
72610643161
oct673305732
9262634120
10116231130
115a678194
1232b13476
131b107622
14116183d8
15a30dcc0
hex6ed8bda

116231130 has 48 divisors (see below), whose sum is σ = 312628680. Its totient is φ = 29925504.

The previous prime is 116231119. The next prime is 116231149. The reversal of 116231130 is 31132611.

116231130 is a `hidden beast` number, since 1 + 1 + 623 + 11 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 97594641 + 18636489 = 9879^2 + 4317^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 19657 + ... + 24876.

Almost surely, 2116231130 is an apocalyptic number.

116231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116231130 is an abundant number, since it is smaller than the sum of its proper divisors (196397550).

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

116231130 is a wasteful number, since it uses less digits than its factorization.

116231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44575 (or 44572 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 116231130 is about 10781.0542156136. The cubic root of 116231130 is about 488.0235952266.

Adding to 116231130 its reverse (31132611), we get a palindrome (147363741).

The spelling of 116231130 in words is "one hundred sixteen million, two hundred thirty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 29 30 45 58 87 90 145 174 261 290 435 522 870 1305 2610 44533 89066 133599 222665 267198 400797 445330 667995 801594 1291457 1335990 2003985 2582914 3874371 4007970 6457285 7748742 11623113 12914570 19371855 23246226 38743710 58115565 116231130