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2013354040 = 235471070933
BaseRepresentation
bin111100000000001…
…0101100000111000
312012022110222112011
41320000111200320
513110404312130
6531441055304
7100615140565
oct17000254070
95168428464
102013354040
11943538765
12482327534
13261171769
1415157386c
15bbb4e52a
hex78015838

2013354040 has 32 divisors (see below), whose sum is σ = 4626434880. Its totient is φ = 788205952.

The previous prime is 2013354037. The next prime is 2013354061. The reversal of 2013354040 is 404533102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533587 + ... + 537346.

It is an arithmetic number, because the mean of its divisors is an integer number (144576090).

Almost surely, 22013354040 is an apocalyptic number.

2013354040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013354040 is an abundant number, since it is smaller than the sum of its proper divisors (2613080840).

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

2013354040 is a wasteful number, since it uses less digits than its factorization.

2013354040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070991 (or 1070987 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2013354040 is about 44870.4138603601. The cubic root of 2013354040 is about 1262.7190044542.

Adding to 2013354040 its reverse (404533102), we get a palindrome (2417887142).

The spelling of 2013354040 in words is "two billion, thirteen million, three hundred fifty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 47 94 188 235 376 470 940 1880 1070933 2141866 4283732 5354665 8567464 10709330 21418660 42837320 50333851 100667702 201335404 251669255 402670808 503338510 1006677020 2013354040