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312342230341040 = 24523891634272867
BaseRepresentation
bin100011100000100101101011…
…1101100000001010110110000
31111221220121220001210022121212
41013001023113230001112300
5311414403341431403130
63024144012330135252
7122534660432423654
oct10701132754012660
91457817801708555
10312342230341040
1190581661311919
122b046024b81528
1310538990a9b483
14571b63201ca64
152619b11636e95
hex11c12d7b015b0

312342230341040 has 40 divisors (see below), whose sum is σ = 726499660740720. Its totient is φ = 124884595328256.

The previous prime is 312342230341021. The next prime is 312342230341049. The reversal of 312342230341040 is 40143032243213.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 312342230340988 and 312342230341006.

It is not an unprimeable number, because it can be changed into a prime (312342230341049) 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, 816945314 + ... + 817327553.

It is an arithmetic number, because the mean of its divisors is an integer number (18162491518518).

Almost surely, 2312342230341040 is an apocalyptic number.

It is an amenable number.

312342230341040 is an abundant number, since it is smaller than the sum of its proper divisors (414157430399680).

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

312342230341040 is a wasteful number, since it uses less digits than its factorization.

312342230341040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634275269 (or 1634275263 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 312342230341040 its reverse (40143032243213), we get a palindrome (352485262584253).

The spelling of 312342230341040 in words is "three hundred twelve trillion, three hundred forty-two billion, two hundred thirty million, three hundred forty-one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2389 4778 9556 11945 19112 23890 38224 47780 95560 191120 1634272867 3268545734 6537091468 8171364335 13074182936 16342728670 26148365872 32685457340 65370914680 130741829360 3904277879263 7808555758526 15617111517052 19521389396315 31234223034104 39042778792630 62468446068208 78085557585260 156171115170520 312342230341040