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260401202430 = 235172322199591
BaseRepresentation
bin1111001010000100011…
…1110000010011111110
3220220010210210200111220
43302201013300103332
513231300201434210
6315343205254210
724545661462045
oct3624107602376
9826123720456
10260401202430
11a0487765616
1242573a04366
131b72bc1c045
14c863d6d55c
156b91026c70
hex3ca11f04fe

260401202430 has 64 divisors (see below), whose sum is σ = 690496109568. Its totient is φ = 62514045440.

The previous prime is 260401202401. The next prime is 260401202441. The reversal of 260401202430 is 34202104062.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 260401202430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11088066 + ... + 11111525.

It is an arithmetic number, because the mean of its divisors is an integer number (10789001712).

Almost surely, 2260401202430 is an apocalyptic number.

260401202430 is an abundant number, since it is smaller than the sum of its proper divisors (430094907138).

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

260401202430 is a wasteful number, since it uses less digits than its factorization.

260401202430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22199641.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 260401202430 its reverse (34202104062), we get a palindrome (294603306492).

The spelling of 260401202430 in words is "two hundred sixty billion, four hundred one million, two hundred two thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 17 23 30 34 46 51 69 85 102 115 138 170 230 255 345 391 510 690 782 1173 1955 2346 3910 5865 11730 22199591 44399182 66598773 110997955 133197546 221995910 332993865 377393047 510590593 665987730 754786094 1021181186 1132179141 1531771779 1886965235 2264358282 2552952965 3063543558 3773930470 5105905930 5660895705 7658858895 8680040081 11321791410 15317717790 17360080162 26040120243 43400200405 52080240486 86800400810 130200601215 260401202430