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52908080 = 2451738903
BaseRepresentation
bin1100100111010…
…1000000110000
310200120000020112
43021311000300
5102021024310
65130000452
71211465651
oct311650060
9120500215
1052908080
1127957695
1215876128
13ac65c74
147053528
1549a1705
hex3275030

52908080 has 40 divisors (see below), whose sum is σ = 130250592. Its totient is φ = 19917824.

The previous prime is 52908077. The next prime is 52908083. The reversal of 52908080 is 8080925.

It is an interprime number because it is at equal distance from previous prime (52908077) and next prime (52908083).

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

It is not an unprimeable number, because it can be changed into a prime (52908083) 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, 18092 + ... + 20811.

Almost surely, 252908080 is an apocalyptic number.

It is an amenable number.

52908080 is an abundant number, since it is smaller than the sum of its proper divisors (77342512).

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

52908080 is a wasteful number, since it uses less digits than its factorization.

52908080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38933 (or 38927 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 52908080 is about 7273.7940581240. The cubic root of 52908080 is about 375.4112939198.

The spelling of 52908080 in words is "fifty-two million, nine hundred eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 38903 77806 155612 194515 311224 389030 622448 661351 778060 1322702 1556120 2645404 3112240 3306755 5290808 6613510 10581616 13227020 26454040 52908080