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72050088 = 23311272917
BaseRepresentation
bin1000100101101…
…10010110101000
312000120112010210
410102312112220
5121421100323
611052141120
71533262365
oct422662650
9160515123
1072050088
1137741330
12201677a0
1311c089b6
1497d746c
1564d3293
hex44b65a8

72050088 has 32 divisors (see below), whose sum is σ = 196500960. Its totient is φ = 21833280.

The previous prime is 72050087. The next prime is 72050101. The reversal of 72050088 is 88005027.

It is not an unprimeable number, because it can be changed into a prime (72050087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136195 + ... + 136722.

It is an arithmetic number, because the mean of its divisors is an integer number (6140655).

Almost surely, 272050088 is an apocalyptic number.

It is an amenable number.

72050088 is an abundant number, since it is smaller than the sum of its proper divisors (124450872).

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

72050088 is a wasteful number, since it uses less digits than its factorization.

72050088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272937 (or 272933 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 72050088 is about 8488.2323248130. The cubic root of 72050088 is about 416.1132119141.

The spelling of 72050088 in words is "seventy-two million, fifty thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 272917 545834 818751 1091668 1637502 2183336 3002087 3275004 6004174 6550008 9006261 12008348 18012522 24016696 36025044 72050088