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116310511220 = 22510157579461
BaseRepresentation
bin110110001010010100…
…1011000111001110100
3102010012212202011100212
41230110221120321310
53401200442324340
6125233213524552
711255166014231
oct1542451307164
9363185664325
10116310511220
1145366284642
121a6601a3758
13ac77a03c07
1458b5340788
15305b118a65
hex1b14a58e74

116310511220 has 24 divisors (see below), whose sum is σ = 246670415208. Its totient is φ = 46063568000.

The previous prime is 116310511201. The next prime is 116310511231. The reversal of 116310511220 is 22115013611.

116310511220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 40414669156 + 75895842064 = 201034^2 + 275492^2 .

It is a super-3 number, since 3×1163105112203 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28787711 + ... + 28791750.

It is an arithmetic number, because the mean of its divisors is an integer number (10277933967).

Almost surely, 2116310511220 is an apocalyptic number.

116310511220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116310511220 is an abundant number, since it is smaller than the sum of its proper divisors (130359903988).

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

116310511220 is a wasteful number, since it uses less digits than its factorization.

116310511220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57579571 (or 57579569 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 116310511220 its reverse (22115013611), we get a palindrome (138425524831).

The spelling of 116310511220 in words is "one hundred sixteen billion, three hundred ten million, five hundred eleven thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 101 202 404 505 1010 2020 57579461 115158922 230317844 287897305 575794610 1151589220 5815525561 11631051122 23262102244 29077627805 58155255610 116310511220