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40884130 = 257283437
BaseRepresentation
bin1001101111110…
…1011110100010
32211221010111001
42123331132202
540431243010
64020142214
71004336500
oct233753642
984833431
1040884130
1121094941
121183796a
1386160c1
145603670
1538c8c3a
hex26fd7a2

40884130 has 24 divisors (see below), whose sum is σ = 85607388. Its totient is φ = 14017248.

The previous prime is 40884119. The next prime is 40884169. The reversal of 40884130 is 3148804.

It can be written as a sum of positive squares in 2 ways, for example, as 35319249 + 5564881 = 5943^2 + 2359^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41229 + ... + 42208.

Almost surely, 240884130 is an apocalyptic number.

40884130 is an abundant number, since it is smaller than the sum of its proper divisors (44723258).

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

40884130 is a wasteful number, since it uses less digits than its factorization.

40884130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83458 (or 83451 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 40884130 is about 6394.0699089078. The cubic root of 40884130 is about 344.4965842757.

It can be divided in two parts, 40884 and 130, that added together give a palindrome (41014).

The spelling of 40884130 in words is "forty million, eight hundred eighty-four thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 83437 166874 417185 584059 834370 1168118 2920295 4088413 5840590 8176826 20442065 40884130