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1019054412434 = 21739317624571
BaseRepresentation
bin11101101010001000110…
…00000101001010010010
310121102100122122212110002
432311010120011022102
5113144010412144214
62100051440410002
7133424055404612
oct16650430051222
93542318585402
101019054412434
113631a6715a93
121455bb316902
1375133aa7bb6
1437472d06a42
151b79449d1de
hexed44605292

1019054412434 has 16 divisors (see below), whose sum is σ = 1618910123616. Its totient is φ = 479432961600.

The previous prime is 1019054412401. The next prime is 1019054412457. The reversal of 1019054412434 is 4342144509101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3678632 + ... + 3945939.

It is an arithmetic number, because the mean of its divisors is an integer number (101181882726).

Almost surely, 21019054412434 is an apocalyptic number.

1019054412434 is a deficient number, since it is larger than the sum of its proper divisors (599855711182).

1019054412434 is a wasteful number, since it uses less digits than its factorization.

1019054412434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7628521.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 1019054412434 in words is "one trillion, nineteen billion, fifty-four million, four hundred twelve thousand, four hundred thirty-four".

Divisors: 1 2 17 34 3931 7862 66827 133654 7624571 15249142 129617707 259235414 29972188601 59944377202 509527206217 1019054412434