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245070902146 = 2719921319181
BaseRepresentation
bin1110010000111101011…
…1010011001110000010
3212102120102010202000111
43210033113103032002
513003401122332041
6304330051541534
723464041204040
oct3441727231602
9772512122014
10245070902146
1194a30154064
123b5b58ba8aa
131a157b26645
14bc0bd29390
15659521a981
hex390f5d3382

245070902146 has 16 divisors (see below), whose sum is σ = 442233207360. Its totient is φ = 99502471440.

The previous prime is 245070902071. The next prime is 245070902173. The reversal of 245070902146 is 641209070542.

245070902146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 245070902099 and 245070902108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460659325 + ... + 460659856.

It is an arithmetic number, because the mean of its divisors is an integer number (27639575460).

Almost surely, 2245070902146 is an apocalyptic number.

245070902146 is a deficient number, since it is larger than the sum of its proper divisors (197162305214).

245070902146 is a wasteful number, since it uses less digits than its factorization.

245070902146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921319209.

The product of its (nonzero) digits is 120960, while the sum is 40.

Adding to 245070902146 its reverse (641209070542), we get a palindrome (886279972688).

The spelling of 245070902146 in words is "two hundred forty-five billion, seventy million, nine hundred two thousand, one hundred forty-six".

Divisors: 1 2 7 14 19 38 133 266 921319181 1842638362 6449234267 12898468534 17505064439 35010128878 122535451073 245070902146