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1145372 = 223771109
BaseRepresentation
bin100010111101000011100
32011012011012
410113220130
5243122442
640314352
712510164
oct4275034
92135135
101145372
11712598
124729b8
13311447
1421b5a4
15179582
hex117a1c

1145372 has 24 divisors (see below), whose sum is σ = 2106720. Its totient is φ = 544320.

The previous prime is 1145371. The next prime is 1145381. The reversal of 1145372 is 2735411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10454 + ... + 10562.

It is an arithmetic number, because the mean of its divisors is an integer number (87780).

21145372 is an apocalyptic number.

It is an amenable number.

1145372 is a deficient number, since it is larger than the sum of its proper divisors (961348).

1145372 is a wasteful number, since it uses less digits than its factorization.

1145372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 219 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 1145372 is about 1070.2205380201. The cubic root of 1145372 is about 104.6282241250.

The spelling of 1145372 in words is "one million, one hundred forty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 37 71 74 109 142 148 218 284 436 2627 4033 5254 7739 8066 10508 15478 16132 30956 286343 572686 1145372