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30293060 = 2257216379
BaseRepresentation
bin111001110001…
…1110001000100
32010000001021012
41303203301010
530223334220
63001141352
7515325650
oct163436104
963001235
1030293060
1116110696
12a18a858
1363784b5
144047a60
1529d5ac5
hex1ce3c44

30293060 has 24 divisors (see below), whose sum is σ = 72703680. Its totient is φ = 10386144.

The previous prime is 30293057. The next prime is 30293063. The reversal of 30293060 is 6039203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30293057) and next prime (30293063).

It is not an unprimeable number, because it can be changed into a prime (30293063) 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, 108050 + ... + 108329.

It is an arithmetic number, because the mean of its divisors is an integer number (3029320).

Almost surely, 230293060 is an apocalyptic number.

It is an amenable number.

30293060 is an abundant number, since it is smaller than the sum of its proper divisors (42410620).

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

30293060 is a wasteful number, since it uses less digits than its factorization.

30293060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216395 (or 216393 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 30293060 is about 5503.9131533846. The cubic root of 30293060 is about 311.7317577198.

The spelling of 30293060 in words is "thirty million, two hundred ninety-three thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 216379 432758 865516 1081895 1514653 2163790 3029306 4327580 6058612 7573265 15146530 30293060