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7141036 = 2271931433
BaseRepresentation
bin11011001111011010101100
3111102210122211
4123033122230
53312003121
6413020204
7114461230
oct33173254
914383584
107141036
114038191
122484664
131630486
14d3c5c0
15960ce1
hex6cf6ac

7141036 has 48 divisors (see below), whose sum is σ = 15554560. Its totient is φ = 2799360.

The previous prime is 7141033. The next prime is 7141049. The reversal of 7141036 is 6301417.

It is a junction number, because it is equal to n+sod(n) for n = 7140998 and 7141016.

It is not an unprimeable number, because it can be changed into a prime (7141033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16276 + ... + 16708.

Almost surely, 27141036 is an apocalyptic number.

7141036 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7141036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7777280).

7141036 is an abundant number, since it is smaller than the sum of its proper divisors (8413524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7141036 is a wasteful number, since it uses less digits than its factorization.

7141036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 7141036 is about 2672.2716927738. The cubic root of 7141036 is about 192.5693099494.

The spelling of 7141036 in words is "seven million, one hundred forty-one thousand, thirty-six".

Divisors: 1 2 4 7 14 19 28 31 38 62 76 124 133 217 266 433 434 532 589 866 868 1178 1732 2356 3031 4123 6062 8227 8246 12124 13423 16454 16492 26846 32908 53692 57589 93961 115178 187922 230356 255037 375844 510074 1020148 1785259 3570518 7141036