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103514240 = 275161741
BaseRepresentation
bin1100010101110…
…00000010000000
321012210001211202
412022320002000
5202444423430
614134400332
72364566534
oct612700200
9235701752
10103514240
1153481865
122a8000a8
13185a423b
14da67bc4
15914ad45
hex62b8080

103514240 has 32 divisors (see below), whose sum is σ = 247465260. Its totient is φ = 41405440.

The previous prime is 103514233. The next prime is 103514249. The reversal of 103514240 is 42415301.

It can be written as a sum of positive squares in 2 ways, for example, as 98883136 + 4631104 = 9944^2 + 2152^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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 (103514249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80231 + ... + 81510.

Almost surely, 2103514240 is an apocalyptic number.

103514240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103514240 is an abundant number, since it is smaller than the sum of its proper divisors (143951020).

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

103514240 is an equidigital number, since it uses as much as digits as its factorization.

103514240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161760 (or 161748 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 103514240 is about 10174.1948084357. The cubic root of 103514240 is about 469.5336251980.

Adding to 103514240 its reverse (42415301), we get a palindrome (145929541).

The spelling of 103514240 in words is "one hundred three million, five hundred fourteen thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 161741 323482 646964 808705 1293928 1617410 2587856 3234820 5175712 6469640 10351424 12939280 20702848 25878560 51757120 103514240