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42414500 = 2253412069
BaseRepresentation
bin1010000111001…
…1000110100100
32221210212202102
42201303012210
541324231000
64113031232
71023342302
oct241630644
987725672
1042414500
1121a3a707
1212255518
138a3084b
1458c1272
153acc3d5
hex28731a4

42414500 has 48 divisors (see below), whose sum is σ = 94938480. Its totient is φ = 16544000.

The previous prime is 42414497. The next prime is 42414503. The reversal of 42414500 is 541424.

It is an interprime number because it is at equal distance from previous prime (42414497) and next prime (42414503).

It can be written as a sum of positive squares in 8 ways, for example, as 32878756 + 9535744 = 5734^2 + 3088^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (42414503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19466 + ... + 21534.

It is an arithmetic number, because the mean of its divisors is an integer number (1977885).

Almost surely, 242414500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42414500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47469240).

42414500 is an abundant number, since it is smaller than the sum of its proper divisors (52523980).

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

42414500 is a wasteful number, since it uses less digits than its factorization.

42414500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 42414500 is about 6512.6415531641. The cubic root of 42414500 is about 348.7424256351.

Adding to 42414500 its reverse (541424), we get a palindrome (42955924).

The spelling of 42414500 in words is "forty-two million, four hundred fourteen thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 41 50 82 100 125 164 205 250 410 500 820 1025 2050 2069 4100 4138 5125 8276 10250 10345 20500 20690 41380 51725 84829 103450 169658 206900 258625 339316 424145 517250 848290 1034500 1696580 2120725 4241450 8482900 10603625 21207250 42414500