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4000140234 = 233266327817
BaseRepresentation
bin1110111001101101…
…0100101111001010
3101022202222011211000
43232123110233022
531143013441414
61500532515430
7201061426266
oct35633245712
911282864730
104000140234
111772a7a622
1293777bb76
134b99704ac
1429d38d0a6
151862a1b09
hexee6d4bca

4000140234 has 32 divisors (see below), whose sum is σ = 8892858240. Its totient is φ = 1332831456.

The previous prime is 4000140229. The next prime is 4000140241. The reversal of 4000140234 is 4320410004.

It is a super-2 number, since 2×40001402342 = 32002243783331149512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129894 + ... + 157710.

It is an arithmetic number, because the mean of its divisors is an integer number (277901820).

Almost surely, 24000140234 is an apocalyptic number.

4000140234 is an abundant number, since it is smaller than the sum of its proper divisors (4892718006).

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

4000140234 is a wasteful number, since it uses less digits than its factorization.

4000140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30491 (or 30485 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4000140234 is about 63246.6618407644. The cubic root of 4000140234 is about 1587.4196023847.

Adding to 4000140234 its reverse (4320410004), we get a palindrome (8320550238).

The spelling of 4000140234 in words is "four billion, one hundred forty thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 27 54 2663 5326 7989 15978 23967 27817 47934 55634 71901 83451 143802 166902 250353 500706 751059 1502118 74076671 148153342 222230013 444460026 666690039 1333380078 2000070117 4000140234