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3952741 = 132191231
BaseRepresentation
bin1111000101000001100101
321102211010211
433011001211
52002441431
6220415421
745412012
oct17050145
97384124
103952741
11225a831
1213a7571
13a85200
1474c709
155312b1
hex3c5065

3952741 has 12 divisors (see below), whose sum is σ = 4509120. Its totient is φ = 3453840.

The previous prime is 3952733. The next prime is 3952759. The reversal of 3952741 is 1472593.

It is not a de Polignac number, because 3952741 - 23 = 3952733 is a prime.

It is a super-2 number, since 2×39527412 = 31248322826162, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3952771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2596 + ... + 3826.

It is an arithmetic number, because the mean of its divisors is an integer number (375760).

Almost surely, 23952741 is an apocalyptic number.

It is an amenable number.

3952741 is a deficient number, since it is larger than the sum of its proper divisors (556379).

3952741 is a wasteful number, since it uses less digits than its factorization.

3952741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1263 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 3952741 is about 1988.1501452355. The cubic root of 3952741 is about 158.1124686596.

It can be divided in two parts, 395 and 2741, that added together give a square (3136 = 562).

The spelling of 3952741 in words is "three million, nine hundred fifty-two thousand, seven hundred forty-one".

Divisors: 1 13 19 169 247 1231 3211 16003 23389 208039 304057 3952741