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245310454531453 = 19797152271063873
BaseRepresentation
bin110111110001101111001010…
…100000001000010101111101
31012011120110011100122110002211
4313301233022200020111331
5224123131302330001303
62225422022252220421
7102446044514202523
oct6761571240102575
91164513140573084
10245310454531453
1171188641397413
122361a986a6a711
13a6b58a465c08c
144481137268313
151d5614b8d066d
hexdf1bca80857d

245310454531453 has 16 divisors (see below), whose sum is σ = 258562745421120. Its totient is φ = 232092323951616.

The previous prime is 245310454531393. The next prime is 245310454531463. The reversal of 245310454531453 is 354135454013542.

It is a cyclic number.

It is not a de Polignac number, because 245310454531453 - 29 = 245310454530941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245310454531397 and 245310454531406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245310454531463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230050525 + ... + 231114397.

It is an arithmetic number, because the mean of its divisors is an integer number (16160171588820).

Almost surely, 2245310454531453 is an apocalyptic number.

It is an amenable number.

245310454531453 is a deficient number, since it is larger than the sum of its proper divisors (13252290889667).

245310454531453 is a wasteful number, since it uses less digits than its factorization.

245310454531453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079916.

The product of its (nonzero) digits is 8640000, while the sum is 49.

The spelling of 245310454531453 in words is "two hundred forty-five trillion, three hundred ten billion, four hundred fifty-four million, five hundred thirty-one thousand, four hundred fifty-three".

Divisors: 1 19 797 15143 15227 289313 1063873 12135919 20213587 230582461 847906781 16110228839 16199594171 307792289249 12911076554287 245310454531453