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19008000010 = 253771723563
BaseRepresentation
bin10001101100111101…
…110001000000001010
31211001200220110002101
4101230331301000022
5302412022000020
612422051224014
71242015222436
oct215475610012
954050813071
1019008000010
11807457a81a
1238258a800a
131a3c00bbac
14cc465b9c6
15763b1a00a
hex46cf7100a

19008000010 has 32 divisors (see below), whose sum is σ = 35634079872. Its totient is φ = 7293504960.

The previous prime is 19007999993. The next prime is 19008000013. The reversal of 19008000010 is 1000080091.

It is a super-2 number, since 2×190080000102 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19008000013) 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, 335512 + ... + 388051.

It is an arithmetic number, because the mean of its divisors is an integer number (1113564996).

Almost surely, 219008000010 is an apocalyptic number.

19008000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19008000010 is a deficient number, since it is larger than the sum of its proper divisors (16626079862).

19008000010 is a wasteful number, since it uses less digits than its factorization.

19008000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723678.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 19008000010 in words is "nineteen billion, eight million, ten", and thus it is an aban number and an uban number.

Divisors: 1 2 5 10 37 71 74 142 185 355 370 710 2627 5254 13135 26270 723563 1447126 3617815 7235630 26771831 51372973 53543662 102745946 133859155 256864865 267718310 513729730 1900800001 3801600002 9504000005 19008000010