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72367125 = 353192979
BaseRepresentation
bin1000101000000…
…11110000010101
312001011122000220
410110003300111
5122011222000
611103024553
71536052605
oct424036025
9161148026
1072367125
1137938546
122029b159
1311cba0ac
14987ac05
1565471a0
hex4503c15

72367125 has 16 divisors (see below), whose sum is σ = 120419520. Its totient is φ = 38595600.

The previous prime is 72367123. The next prime is 72367129. The reversal of 72367125 is 52176327.

It is not a de Polignac number, because 72367125 - 21 = 72367123 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72367123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96115 + ... + 96864.

It is an arithmetic number, because the mean of its divisors is an integer number (7526220).

Almost surely, 272367125 is an apocalyptic number.

72367125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

72367125 is a deficient number, since it is larger than the sum of its proper divisors (48052395).

72367125 is a wasteful number, since it uses less digits than its factorization.

72367125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192997 (or 192987 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 72367125 is about 8506.8869159053. The cubic root of 72367125 is about 416.7226502555.

The spelling of 72367125 in words is "seventy-two million, three hundred sixty-seven thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 375 192979 578937 964895 2894685 4824475 14473425 24122375 72367125