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1080199407 = 374161131157
BaseRepresentation
bin100000001100010…
…1000100011101111
32210021120211000110
41000120220203233
54203012340112
6255104231103
735524354260
oct10030504357
92707524013
101080199407
11504820891
1226190b493
13142a3a261
14a3666967
1564c7413c
hex406288ef

1080199407 has 64 divisors (see below), whose sum is σ = 1737888768. Its totient is φ = 584064000.

The previous prime is 1080199403. The next prime is 1080199411. The reversal of 1080199407 is 7049910801.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1080199403) and next prime (1080199411).

It is not a de Polignac number, because 1080199407 - 22 = 1080199403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080199403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6880173 + ... + 6880329.

It is an arithmetic number, because the mean of its divisors is an integer number (27154512).

Almost surely, 21080199407 is an apocalyptic number.

1080199407 is a deficient number, since it is larger than the sum of its proper divisors (657689361).

1080199407 is a wasteful number, since it uses less digits than its factorization.

1080199407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 1080199407 is about 32866.3871911715. The cubic root of 1080199407 is about 1026.0487087819.

The spelling of 1080199407 in words is "one billion, eighty million, one hundred ninety-nine thousand, four hundred seven".

Divisors: 1 3 7 21 41 61 123 131 157 183 287 393 427 471 861 917 1099 1281 2501 2751 3297 5371 6437 7503 7991 9577 16113 17507 19311 20567 23973 28731 37597 45059 52521 55937 61701 67039 112791 135177 143969 167811 201117 327631 392657 431907 843247 982893 1177971 1254587 2293417 2529741 2748599 3763761 5902729 6880251 8245797 8782109 17708187 26346327 51438067 154314201 360066469 1080199407