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4149700 = 2252172441
BaseRepresentation
bin1111110101000111000100
321210211022121
433311013010
52030242300
6224535324
750162152
oct17650704
97724277
104149700
112384805
121481544
13b23a59
147a03d2
1556e81a
hex3f51c4

4149700 has 36 divisors (see below), whose sum is σ = 9538452. Its totient is φ = 1561600.

The previous prime is 4149679. The next prime is 4149703. The reversal of 4149700 is 79414.

4149700 is nontrivially palindromic in base 9.

It can be written as a sum of positive squares in 6 ways, for example, as 213444 + 3936256 = 462^2 + 1984^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (4149703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480 + ... + 2920.

It is an arithmetic number, because the mean of its divisors is an integer number (264957).

Almost surely, 24149700 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 4149700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4769226).

4149700 is an abundant number, since it is smaller than the sum of its proper divisors (5388752).

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

4149700 is a wasteful number, since it uses less digits than its factorization.

4149700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472 (or 2465 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 4149700 is about 2037.0812453115. The cubic root of 4149700 is about 160.6961851455.

The spelling of 4149700 in words is "four million, one hundred forty-nine thousand, seven hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 170 340 425 850 1700 2441 4882 9764 12205 24410 41497 48820 61025 82994 122050 165988 207485 244100 414970 829940 1037425 2074850 4149700