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31200244034 = 227011577547
BaseRepresentation
bin11101000011101011…
…011111000101000010
32222112101202121122212
4131003223133011002
51002344230302114
622155545302122
72153112461411
oct350353370502
988471677585
1031200244034
11122607a7153
126068a94942
132c32c4367b
14171d9dd478
15c291b1b3e
hex743adf142

31200244034 has 8 divisors (see below), whose sum is σ = 46802179728. Its totient is φ = 15599517460.

The previous prime is 31200243989. The next prime is 31200244081. The reversal of 31200244034 is 43044200213.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234752 + ... + 342795.

It is an arithmetic number, because the mean of its divisors is an integer number (5850272466).

Almost surely, 231200244034 is an apocalyptic number.

31200244034 is a deficient number, since it is larger than the sum of its proper divisors (15601935694).

31200244034 is a wasteful number, since it uses less digits than its factorization.

31200244034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604560.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 31200244034 its reverse (43044200213), we get a palindrome (74244444247).

The spelling of 31200244034 in words is "thirty-one billion, two hundred million, two hundred forty-four thousand, thirty-four".

Divisors: 1 2 27011 54022 577547 1155094 15600122017 31200244034