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70101100100 = 22526101114901
BaseRepresentation
bin100000101001001011…
…0011110011001000100
320200221110120212010202
41001102112132121010
52122031340200400
652112021510032
75031112343063
oct1012226363104
9220843525122
1070101100100
1127803275079
1211704872318
1367c2384ab5
1435702121da
151c544314d5
hex105259e644

70101100100 has 36 divisors (see below), whose sum is σ = 152145644868. Its totient is φ = 28035600000.

The previous prime is 70101100081. The next prime is 70101100117. The reversal of 70101100100 is 100110107.

It can be written as a sum of positive squares in 6 ways, for example, as 12078889216 + 58022210884 = 109904^2 + 240878^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 552650 + ... + 667550.

It is an arithmetic number, because the mean of its divisors is an integer number (4226267913).

Almost surely, 270101100100 is an apocalyptic number.

It is an amenable number.

70101100100 is an abundant number, since it is smaller than the sum of its proper divisors (82044544768).

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

70101100100 is a wasteful number, since it uses less digits than its factorization.

70101100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121016 (or 121009 counting only the distinct ones).

The product of its (nonzero) digits is 7, while the sum is 11.

Adding to 70101100100 its reverse (100110107), we get a palindrome (70201210207).

The spelling of 70101100100 in words is "seventy billion, one hundred one million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 6101 12202 24404 30505 61010 114901 122020 152525 229802 305050 459604 574505 610100 1149010 2298020 2872525 5745050 11490100 701011001 1402022002 2804044004 3505055005 7010110010 14020220020 17525275025 35050550050 70101100100