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100910091001 = 373892330319
BaseRepresentation
bin101110111111010110…
…1011100101011111001
3100122110121010202101211
41131332231130223321
53123130440403001
6114205113243121
710201434423016
oct1357655345371
9318417122354
10100910091001
113988312aa25
12176827034a1
13969222a225
144c53c8670d
1529590ab351
hex177eb5caf9

100910091001 has 8 divisors (see below), whose sum is σ = 101195304320. Its totient is φ = 100624956912.

The previous prime is 100910090989. The next prime is 100910091031. The reversal of 100910091001 is 100190019001.

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

It is a cyclic number.

It is not a de Polignac number, because 100910091001 - 215 = 100910058233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100910091031) 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, 3313120 + ... + 3343438.

It is an arithmetic number, because the mean of its divisors is an integer number (12649413040).

Almost surely, 2100910091001 is an apocalyptic number.

It is an amenable number.

100910091001 is a deficient number, since it is larger than the sum of its proper divisors (285213319).

100910091001 is an equidigital number, since it uses as much as digits as its factorization.

100910091001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39615.

The product of its (nonzero) digits is 81, while the sum is 22.

The spelling of 100910091001 in words is "one hundred billion, nine hundred ten million, ninety-one thousand, one".

Divisors: 1 373 8923 30319 3328279 11308987 270536437 100910091001