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200012341431 = 3724189372877
BaseRepresentation
bin1011101001000110101…
…0100010000010110111
3201010021012111200202110
42322101222202002313
511234111124411211
6231515010342103
720310330564600
oct2722152420267
9633235450673
10200012341431
1177908830531
123291b88a933
1315b26a506b6
1499759b4da7
1553095b0ea6
hex2e91aa20b7

200012341431 has 48 divisors (see below), whose sum is σ = 321361175520. Its totient is φ = 110251975680.

The previous prime is 200012341427. The next prime is 200012341447. The reversal of 200012341431 is 134143210002.

It is not a de Polignac number, because 200012341431 - 22 = 200012341427 is a prime.

It is a super-2 number, since 2×2000123414312 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 200012341398 and 200012341407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012341831) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 349965 + ... + 722841.

It is an arithmetic number, because the mean of its divisors is an integer number (6695024490).

Almost surely, 2200012341431 is an apocalyptic number.

200012341431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

200012341431 is a deficient number, since it is larger than the sum of its proper divisors (121348834089).

200012341431 is a wasteful number, since it uses less digits than its factorization.

200012341431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373024 (or 373017 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 200012341431 its reverse (134143210002), we get a palindrome (334155551433).

The spelling of 200012341431 in words is "two hundred billion, twelve million, three hundred forty-one thousand, four hundred thirty-one".

Divisors: 1 3 7 21 41 49 89 123 147 267 287 623 861 1869 2009 3649 4361 6027 10947 13083 25543 76629 178801 372877 536403 1118631 2610139 7830417 15287957 18270973 33186053 45863871 54812919 99558159 107015699 232302371 321047097 696907113 749109893 1360628173 1626116597 2247329679 4081884519 4878349791 9524397211 28573191633 66670780477 200012341431