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2130952 = 23266369
BaseRepresentation
bin1000001000010000001000
311000021010011
420020100020
51021142302
6113401304
724053455
oct10102010
94007104
102130952
11122601a
12869234
13597c25
143d682c
152c15d7
hex208408

2130952 has 8 divisors (see below), whose sum is σ = 3995550. Its totient is φ = 1065472.

The previous prime is 2130937. The next prime is 2130959. The reversal of 2130952 is 2590312.

It can be written as a sum of positive squares in only one way, i.e., 1331716 + 799236 = 1154^2 + 894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2130959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133177 + ... + 133192.

22130952 is an apocalyptic number.

It is an amenable number.

2130952 is a deficient number, since it is larger than the sum of its proper divisors (1864598).

2130952 is a wasteful number, since it uses less digits than its factorization.

2130952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266375 (or 266371 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2130952 is about 1459.7780653236. The cubic root of 2130952 is about 128.6840011128.

The spelling of 2130952 in words is "two million, one hundred thirty thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 266369 532738 1065476 2130952