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3815941001 = 31440927919
BaseRepresentation
bin1110001101110010…
…1010001110001001
3100211221100212222012
43203130222032021
530303340103001
61430352505305
7163363651265
oct34334521611
910757325865
103815941001
111688aa9a54
128a5b4b235
1348a759172
14282b210a5
151750192bb
hexe372a389

3815941001 has 8 divisors (see below), whose sum is σ = 3940070400. Its totient is φ = 3691876320.

The previous prime is 3815940929. The next prime is 3815941021. The reversal of 3815941001 is 1001495183.

3815941001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3815941001 - 210 = 3815939977 is a prime.

It is a super-2 number, since 2×38159410012 = 29122811446225764002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3815941021) 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, 122720 + ... + 150638.

It is an arithmetic number, because the mean of its divisors is an integer number (492508800).

Almost surely, 23815941001 is an apocalyptic number.

3815941001 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3815941001 is a deficient number, since it is larger than the sum of its proper divisors (124129399).

3815941001 is a wasteful number, since it uses less digits than its factorization.

3815941001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32359.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 3815941001 is about 61773.3033032879. The cubic root of 3815941001 is about 1562.6697928849.

The spelling of 3815941001 in words is "three billion, eight hundred fifteen million, nine hundred forty-one thousand, one".

Divisors: 1 31 4409 27919 136679 865489 123094871 3815941001