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102119258620 = 2255105962931
BaseRepresentation
bin101111100011011001…
…0000011100111111100
3100202120212101211112201
41133012302003213330
53133120012233440
6114525110041244
710243416243031
oct1370662034774
9322525354481
10102119258620
113a343728505
121795b649224
1398258b1422
144d2a6c1388
1529ca30819a
hex17c6c839fc

102119258620 has 12 divisors (see below), whose sum is σ = 214450443144. Its totient is φ = 40847703440.

The previous prime is 102119258603. The next prime is 102119258699. The reversal of 102119258620 is 26852911201.

It is a self number, because there is not a number n which added to its sum of digits gives 102119258620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552981446 + ... + 2552981485.

It is an arithmetic number, because the mean of its divisors is an integer number (17870870262).

Almost surely, 2102119258620 is an apocalyptic number.

102119258620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102119258620 is an abundant number, since it is smaller than the sum of its proper divisors (112331184524).

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

102119258620 is a wasteful number, since it uses less digits than its factorization.

102119258620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105962940 (or 5105962938 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 102119258620 in words is "one hundred two billion, one hundred nineteen million, two hundred fifty-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 5105962931 10211925862 20423851724 25529814655 51059629310 102119258620