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231412220300 = 225217944928793
BaseRepresentation
bin1101011110000100111…
…1100100000110001100
3211010022111220210221002
43113201033210012030
512242413012022200
6254150450555432
722501416263132
oct3274117440614
9733274823832
10231412220300
118a161190248
1238a23598b78
1318a8c151091
14b2b3cdd752
156046058bd5
hex35e13e418c

231412220300 has 72 divisors (see below), whose sum is σ = 506112138000. Its totient is φ = 91839569920.

The previous prime is 231412220251. The next prime is 231412220327. The reversal of 231412220300 is 3022214132.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8022704 + ... + 8051496.

It is an arithmetic number, because the mean of its divisors is an integer number (7029335250).

Almost surely, 2231412220300 is an apocalyptic number.

231412220300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231412220300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253056069000).

231412220300 is an abundant number, since it is smaller than the sum of its proper divisors (274699917700).

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

231412220300 is a wasteful number, since it uses less digits than its factorization.

231412220300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29435 (or 29428 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 231412220300 its reverse (3022214132), we get a palindrome (234434434432).

The spelling of 231412220300 in words is "two hundred thirty-one billion, four hundred twelve million, two hundred twenty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 179 358 449 716 895 898 1790 1796 2245 3580 4475 4490 8950 8980 11225 17900 22450 28793 44900 57586 80371 115172 143965 160742 287930 321484 401855 575860 719825 803710 1439650 1607420 2009275 2879300 4018550 5153947 8037100 10307894 12928057 20615788 25769735 25856114 51539470 51712228 64640285 103078940 128848675 129280570 257697350 258561140 323201425 515394700 646402850 1292805700 2314122203 4628244406 9256488812 11570611015 23141222030 46282444060 57853055075 115706110150 231412220300