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115132801 = 7243531031
BaseRepresentation
bin1101101110011…
…00100110000001
322000122100111211
412313030212001
5213433222201
615231410121
72565420100
oct667144601
9260570454
10115132801
1159a97a83
1232683941
131ab11724
1411410037
15a193651
hex6dcc981

115132801 has 24 divisors (see below), whose sum is σ = 139765824. Its totient is φ = 94479840.

The previous prime is 115132793. The next prime is 115132847. The reversal of 115132801 is 108231511.

It is not a de Polignac number, because 115132801 - 23 = 115132793 is a prime.

It is a super-2 number, since 2×1151328012 = 26511123732211202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115132861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111156 + ... + 112186.

It is an arithmetic number, because the mean of its divisors is an integer number (5823576).

Almost surely, 2115132801 is an apocalyptic number.

It is an amenable number.

115132801 is a deficient number, since it is larger than the sum of its proper divisors (24633023).

115132801 is a wasteful number, since it uses less digits than its factorization.

115132801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141 (or 1134 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 115132801 is about 10729.9953867651. The cubic root of 115132801 is about 486.4815306205.

The spelling of 115132801 in words is "one hundred fifteen million, one hundred thirty-two thousand, eight hundred one".

Divisors: 1 7 43 49 53 301 371 1031 2107 2279 2597 7217 15953 44333 50519 54643 111671 310331 382501 2172317 2349649 2677507 16447543 115132801