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230845480 = 23523250919
BaseRepresentation
bin11011100001001…
…10110000101000
3121002101011110121
431300212300220
5433044023410
634523453024
75502103615
oct1560466050
9532334417
10230845480
11109340698
1265387174
1338a97078
142293150c
15153ed9da
hexdc26c28

230845480 has 32 divisors (see below), whose sum is σ = 541987200. Its totient is φ = 88323136.

The previous prime is 230845477. The next prime is 230845513. The reversal of 230845480 is 84548032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124540 + ... + 126379.

It is an arithmetic number, because the mean of its divisors is an integer number (16937100).

Almost surely, 2230845480 is an apocalyptic number.

230845480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230845480 is an abundant number, since it is smaller than the sum of its proper divisors (311141720).

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

230845480 is a wasteful number, since it uses less digits than its factorization.

230845480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250953 (or 250949 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 230845480 is about 15193.5999684078. The cubic root of 230845480 is about 613.4424021008.

The spelling of 230845480 in words is "two hundred thirty million, eight hundred forty-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 250919 501838 1003676 1254595 2007352 2509190 5018380 5771137 10036760 11542274 23084548 28855685 46169096 57711370 115422740 230845480