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40155014 = 247427181
BaseRepresentation
bin1001100100101…
…1011110000110
32210120002022202
42121023132012
540234430024
63552354502
7665212004
oct231133606
983502282
1040155014
1120737069
1211545a32
13841c283
145493a74
1537d2bae
hex264b786

40155014 has 8 divisors (see below), whose sum is σ = 61514208. Its totient is φ = 19650280.

The previous prime is 40155007. The next prime is 40155041. The reversal of 40155014 is 41055104.

40155014 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 super-3 number, since 3×401550143 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213497 + ... + 213684.

It is an arithmetic number, because the mean of its divisors is an integer number (7689276).

Almost surely, 240155014 is an apocalyptic number.

40155014 is a deficient number, since it is larger than the sum of its proper divisors (21359194).

40155014 is a wasteful number, since it uses less digits than its factorization.

40155014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427230.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 40155014 is about 6336.7984029792. The cubic root of 40155014 is about 342.4364035577.

The spelling of 40155014 in words is "forty million, one hundred fifty-five thousand, fourteen".

Divisors: 1 2 47 94 427181 854362 20077507 40155014