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1080100007 = 7443348307
BaseRepresentation
bin100000001100001…
…0000010010100111
32210021101202122222
41000120100102213
54203001200012
6255102142555
735523461420
oct10030202247
92707352588
101080100007
11504763138
12261881a5b
13142a03c3c
14a363c647
1564c54972
hex406104a7

1080100007 has 8 divisors (see below), whose sum is σ = 1237190016. Its totient is φ = 923707512.

The previous prime is 1080100003. The next prime is 1080100013. The reversal of 1080100007 is 7000010801.

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

It is not a de Polignac number, because 1080100007 - 22 = 1080100003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080100003) 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, 171053 + ... + 177254.

It is an arithmetic number, because the mean of its divisors is an integer number (154648752).

Almost surely, 21080100007 is an apocalyptic number.

1080100007 is a deficient number, since it is larger than the sum of its proper divisors (157090009).

1080100007 is an equidigital number, since it uses as much as digits as its factorization.

1080100007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348757.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1080100007 is about 32864.8749731381. The cubic root of 1080100007 is about 1026.0172354664.

Adding to 1080100007 its reverse (7000010801), we get a palindrome (8080110808).

The spelling of 1080100007 in words is "one billion, eighty million, one hundred thousand, seven".

Divisors: 1 7 443 3101 348307 2438149 154300001 1080100007