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2051345562746 = 219173401977641
BaseRepresentation
bin11101110110011101101…
…110010011110001111010
321021002212210120200200012
4131312131232103301322
5232102123431001441
64210213010341522
7301130153405204
oct35663556236172
97232783520605
102051345562746
11720a75101067
1229169358a8a2
1311b59700286c
14713ddba1774
1538560a629eb
hex1dd9db93c7a

2051345562746 has 32 divisors (see below), whose sum is σ = 3258541569600. Its totient is φ = 965820481920.

The previous prime is 2051345562709. The next prime is 2051345562793. The reversal of 2051345562746 is 6472655431502.

It is a junction number, because it is equal to n+sod(n) for n = 2051345562694 and 2051345562703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26382086 + ... + 26459726.

It is an arithmetic number, because the mean of its divisors is an integer number (101829424050).

Almost surely, 22051345562746 is an apocalyptic number.

2051345562746 is a deficient number, since it is larger than the sum of its proper divisors (1207196006854).

2051345562746 is a wasteful number, since it uses less digits than its factorization.

2051345562746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81854.

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 2051345562746 in words is "two trillion, fifty-one billion, three hundred forty-five million, five hundred sixty-two thousand, seven hundred forty-six".

Divisors: 1 2 19 38 173 346 3287 4019 6574 8038 76361 77641 152722 155282 695287 1390574 1475179 2950358 13210453 13431893 26420906 26863786 255205967 312039179 510411934 624078358 5928744401 11857488802 53982777967 107965555934 1025672781373 2051345562746