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40103380 = 22516712007
BaseRepresentation
bin1001100011111…
…0110111010100
32210110110111101
42120332313110
540231302010
63551315444
7664605322
oct230766724
983413441
1040103380
1120701299
121151bb84
138401915
14547cd12
1537c273a
hex263edd4

40103380 has 24 divisors (see below), whose sum is σ = 84728448. Its totient is φ = 15943968.

The previous prime is 40103347. The next prime is 40103383. The reversal of 40103380 is 8330104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40103383) 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, 2664 + ... + 9343.

It is an arithmetic number, because the mean of its divisors is an integer number (3530352).

Almost surely, 240103380 is an apocalyptic number.

It is an amenable number.

40103380 is an abundant number, since it is smaller than the sum of its proper divisors (44625068).

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

40103380 is a wasteful number, since it uses less digits than its factorization.

40103380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12183 (or 12181 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 40103380 is about 6332.7229530432. The cubic root of 40103380 is about 342.2895647320.

Adding to 40103380 its reverse (8330104), we get a palindrome (48433484).

The spelling of 40103380 in words is "forty million, one hundred three thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 167 334 668 835 1670 3340 12007 24014 48028 60035 120070 240140 2005169 4010338 8020676 10025845 20051690 40103380