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16100519070 = 235839639671
BaseRepresentation
bin11101111111010101…
…00110110010011110
31112120001222010001010
432333222212302132
5230433213102240
611221350000050
71106662103556
oct167752466236
945501863033
1016100519070
116912361309
123154046026
13169784c07c
14aca45a166
1564374e280
hex3bfaa6c9e

16100519070 has 32 divisors (see below), whose sum is σ = 38687362560. Its totient is φ = 4288347680.

The previous prime is 16100518999. The next prime is 16100519129. The reversal of 16100519070 is 7091500161.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

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, 294666 + ... + 345005.

It is an arithmetic number, because the mean of its divisors is an integer number (1208980080).

Almost surely, 216100519070 is an apocalyptic number.

16100519070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16100519070 is an abundant number, since it is smaller than the sum of its proper divisors (22586843490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16100519070 is a wasteful number, since it uses less digits than its factorization.

16100519070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640520.

The product of its (nonzero) digits is 1890, while the sum is 30.

The spelling of 16100519070 in words is "sixteen billion, one hundred million, five hundred nineteen thousand, seventy".

Divisors: 1 2 3 5 6 10 15 30 839 1678 2517 4195 5034 8390 12585 25170 639671 1279342 1919013 3198355 3838026 6396710 9595065 19190130 536683969 1073367938 1610051907 2683419845 3220103814 5366839690 8050259535 16100519070