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100980361 = 3119916369
BaseRepresentation
bin1100000010011…
…01011010001001
321001000100000101
412001031122021
5201322332421
614004205401
72334214246
oct601153211
9231010011
10100980361
1152001049
1229999861
1317bc7ac1
14d5a85cd
158cea191
hex604d689

100980361 has 8 divisors (see below), whose sum is σ = 104768000. Its totient is φ = 97225920.

The previous prime is 100980353. The next prime is 100980377. The reversal of 100980361 is 163089001.

It is a happy number.

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

It is not a de Polignac number, because 100980361 - 23 = 100980353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100980301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2016 + ... + 14353.

It is an arithmetic number, because the mean of its divisors is an integer number (13096000).

Almost surely, 2100980361 is an apocalyptic number.

It is an amenable number.

100980361 is a deficient number, since it is larger than the sum of its proper divisors (3787639).

100980361 is a wasteful number, since it uses less digits than its factorization.

100980361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16599.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 100980361 is about 10048.8984968503. The cubic root of 100980361 is about 465.6707643321.

The spelling of 100980361 in words is "one hundred million, nine hundred eighty thousand, three hundred sixty-one".

Divisors: 1 31 199 6169 16369 507439 3257431 100980361