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16124380 = 2252335053
BaseRepresentation
bin111101100000…
…100111011100
31010100012111021
4331200213130
513111440010
61333333524
7254024566
oct75404734
933305437
1016124380
119113538
1254972a4
13345736c
1421da336
1516378da
hexf609dc

16124380 has 24 divisors (see below), whose sum is σ = 35334432. Its totient is φ = 6169152.

The previous prime is 16124363. The next prime is 16124387. The reversal of 16124380 is 8342161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16124387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17067 + ... + 17986.

It is an arithmetic number, because the mean of its divisors is an integer number (1472268).

Almost surely, 216124380 is an apocalyptic number.

16124380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16124380 is an abundant number, since it is smaller than the sum of its proper divisors (19210052).

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

16124380 is a wasteful number, since it uses less digits than its factorization.

16124380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35085 (or 35083 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 16124380 is about 4015.5174012822. The cubic root of 16124380 is about 252.6354793653.

The spelling of 16124380 in words is "sixteen million, one hundred twenty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 35053 70106 140212 175265 350530 701060 806219 1612438 3224876 4031095 8062190 16124380