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103042400 = 2552151853
BaseRepresentation
bin1100010010001…
…00110101100000
321011220002121012
412021010311200
5202334324100
614120320052
72360563106
oct611046540
9234802535
10103042400
115318a30a
122a613028
131846a546
14d983c76
1590a6135
hex6244d60

103042400 has 72 divisors (see below), whose sum is σ = 253515024. Its totient is φ = 40896000.

The previous prime is 103042393. The next prime is 103042409. The reversal of 103042400 is 4240301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103042409) 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, 120374 + ... + 121226.

It is an arithmetic number, because the mean of its divisors is an integer number (3521042).

Almost surely, 2103042400 is an apocalyptic number.

103042400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103042400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126757512).

103042400 is an abundant number, since it is smaller than the sum of its proper divisors (150472624).

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

103042400 is a wasteful number, since it uses less digits than its factorization.

103042400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 103042400 is about 10150.9802482322. The cubic root of 103042400 is about 468.8191269905.

Adding to 103042400 its reverse (4240301), we get a palindrome (107282701).

The spelling of 103042400 in words is "one hundred three million, forty-two thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 151 160 200 302 400 604 755 800 853 1208 1510 1706 2416 3020 3412 3775 4265 4832 6040 6824 7550 8530 12080 13648 15100 17060 21325 24160 27296 30200 34120 42650 60400 68240 85300 120800 128803 136480 170600 257606 341200 515212 644015 682400 1030424 1288030 2060848 2576060 3220075 4121696 5152120 6440150 10304240 12880300 20608480 25760600 51521200 103042400