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132233145 = 35115315121
BaseRepresentation
bin1111110000110…
…11011110111001
3100012211010202220
413320123132321
5232322430040
621042114253
73163651242
oct770333671
9305733686
10132233145
11687077a0
123834b989
132151b085
14137c1cc9
15b9202d0
hex7e1b7b9

132233145 has 32 divisors (see below), whose sum is σ = 235177344. Its totient is φ = 62899200.

The previous prime is 132233131. The next prime is 132233147. The reversal of 132233145 is 541332231.

It is not a de Polignac number, because 132233145 - 25 = 132233113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132233147) 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, 1185 + ... + 16305.

It is an arithmetic number, because the mean of its divisors is an integer number (7349292).

Almost surely, 2132233145 is an apocalyptic number.

132233145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132233145 is a deficient number, since it is larger than the sum of its proper divisors (102944199).

132233145 is a wasteful number, since it uses less digits than its factorization.

132233145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15193.

The product of its digits is 2160, while the sum is 24.

The square root of 132233145 is about 11499.2671505622. The cubic root of 132233145 is about 509.4639311524.

Adding to 132233145 its reverse (541332231), we get a palindrome (673565376).

The spelling of 132233145 in words is "one hundred thirty-two million, two hundred thirty-three thousand, one hundred forty-five".

Divisors: 1 3 5 11 15 33 53 55 159 165 265 583 795 1749 2915 8745 15121 45363 75605 166331 226815 498993 801413 831655 2404239 2494965 4007065 8815543 12021195 26446629 44077715 132233145