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42031021041034 = 2188189911167183
BaseRepresentation
bin10011000111010000111000…
…00101000010010110001010
312111211010102010100000122021
421203220130011002112022
521002114012341303114
6225220441241515054
711565432612044464
oct1143503405022612
9174733363300567
1042031021041034
111243528a6a4153
124869a87aa2a8a
131a5b67b8ba2cc
14a54452c3b134
154cd4cb2ae024
hex263a1c14258a

42031021041034 has 8 divisors (see below), whose sum is σ = 63046570708800. Its totient is φ = 21015497471436.

The previous prime is 42031021041029. The next prime is 42031021041043. The reversal of 42031021041034 is 43014012013024.

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

It is a super-2 number, since 2×420310210410342 (a number of 28 digits) contains 22 as substring.

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, 1819794 + ... + 9347389.

It is an arithmetic number, because the mean of its divisors is an integer number (7880821338600).

Almost surely, 242031021041034 is an apocalyptic number.

42031021041034 is a deficient number, since it is larger than the sum of its proper divisors (21015549667766).

42031021041034 is a wasteful number, since it uses less digits than its factorization.

42031021041034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13049084.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 42031021041034 its reverse (43014012013024), we get a palindrome (85045033054058).

The spelling of 42031021041034 in words is "forty-two trillion, thirty-one billion, twenty-one million, forty-one thousand, thirty-four".

Divisors: 1 2 1881899 3763798 11167183 22334366 21015510520517 42031021041034