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230156626 = 2724794903
BaseRepresentation
bin11011011011111…
…10100101010010
3121001002011112111
431231332211102
5432410003001
634501015534
75463204400
oct1555764522
9531064474
10230156626
11108a10097
12650b45aa
13388b566b
14227d2470
1515314851
hexdb7e952

230156626 has 24 divisors (see below), whose sum is σ = 402520320. Its totient is φ = 98412552.

The previous prime is 230156623. The next prime is 230156681. The reversal of 230156626 is 626651032.

It is not an unprimeable number, because it can be changed into a prime (230156621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44491 + ... + 49393.

It is an arithmetic number, because the mean of its divisors is an integer number (16771680).

Almost surely, 2230156626 is an apocalyptic number.

230156626 is a deficient number, since it is larger than the sum of its proper divisors (172363694).

230156626 is a wasteful number, since it uses less digits than its factorization.

230156626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398 (or 5391 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 230156626 is about 15170.9138155880. The cubic root of 230156626 is about 612.8316136259.

The spelling of 230156626 in words is "two hundred thirty million, one hundred fifty-six thousand, six hundred twenty-six".

Divisors: 1 2 7 14 49 98 479 958 3353 4903 6706 9806 23471 34321 46942 68642 240247 480494 2348537 4697074 16439759 32879518 115078313 230156626