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16230846940 = 22571110539511
BaseRepresentation
bin11110001110110111…
…10001000111011100
31112220011012110021021
433013123301013130
5231220044100230
611242323213524
71113133631320
oct170733610734
945804173237
1016230846940
1169799875a0
12318b8172a4
1316b8850b59
14add8a3980
1564ede4c7a
hex3c76f11dc

16230846940 has 48 divisors (see below), whose sum is σ = 42495312384. Its totient is φ = 5058964800.

The previous prime is 16230846899. The next prime is 16230847027. The reversal of 16230846940 is 4964803261.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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, 5268216 + ... + 5271295.

It is an arithmetic number, because the mean of its divisors is an integer number (885319008).

Almost surely, 216230846940 is an apocalyptic number.

16230846940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16230846940 is an abundant number, since it is smaller than the sum of its proper divisors (26264465444).

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

16230846940 is a wasteful number, since it uses less digits than its factorization.

16230846940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10539538 (or 10539536 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 16230846940 in words is "sixteen billion, two hundred thirty million, eight hundred forty-six thousand, nine hundred forty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 10539511 21079022 42158044 52697555 73776577 105395110 115934621 147553154 210790220 231869242 295106308 368882885 463738484 579673105 737765770 811542347 1159346210 1475531540 1623084694 2318692420 3246169388 4057711735 8115423470 16230846940