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103255120 = 2451967931
BaseRepresentation
bin1100010011110…
…00110001010000
321012021220101201
412021320301100
5202413130440
614125040544
72362440223
oct611706120
9235256351
10103255120
1153315111
122a6b6154
1318513307
14d9db5ba
1590e919a
hex6278c50

103255120 has 40 divisors (see below), whose sum is σ = 252707040. Its totient is φ = 39127680.

The previous prime is 103255081. The next prime is 103255129. The reversal of 103255120 is 21552301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103255129) 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 7 ways as a sum of consecutive naturals, for example, 32446 + ... + 35485.

It is an arithmetic number, because the mean of its divisors is an integer number (6317676).

Almost surely, 2103255120 is an apocalyptic number.

103255120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103255120 is an abundant number, since it is smaller than the sum of its proper divisors (149451920).

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

103255120 is a wasteful number, since it uses less digits than its factorization.

103255120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67963 (or 67957 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 103255120 is about 10161.4526520572. The cubic root of 103255120 is about 469.1415142081.

The spelling of 103255120 in words is "one hundred three million, two hundred fifty-five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 67931 135862 271724 339655 543448 679310 1086896 1290689 1358620 2581378 2717240 5162756 5434480 6453445 10325512 12906890 20651024 25813780 51627560 103255120