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230081976 = 23328338501
BaseRepresentation
bin11011011011011…
…00010110111000
3121000221101010200
431231230112320
5432400110401
634455242200
75462443635
oct1555542670
9530841120
10230081976
11108969aa3
1265079360
133888a6a7
14227b318c
15152ec686
hexdb6c5b8

230081976 has 48 divisors (see below), whose sum is σ = 630662760. Its totient is φ = 75768000.

The previous prime is 230081923. The next prime is 230081983. The reversal of 230081976 is 679180032.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 230081976.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13275 + ... + 25226.

Almost surely, 2230081976 is an apocalyptic number.

It is an amenable number.

230081976 is an abundant number, since it is smaller than the sum of its proper divisors (400580784).

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

230081976 is a wasteful number, since it uses less digits than its factorization.

230081976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38596 (or 38589 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 230081976 is about 15168.4533160108. The cubic root of 230081976 is about 612.7653503054.

The spelling of 230081976 in words is "two hundred thirty million, eighty-one thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 83 166 249 332 498 664 747 996 1494 1992 2988 5976 38501 77002 115503 154004 231006 308008 346509 462012 693018 924024 1386036 2772072 3195583 6391166 9586749 12782332 19173498 25564664 28760247 38346996 57520494 76693992 115040988 230081976