Search a number
-
+
245310437424 = 243131819121611
BaseRepresentation
bin1110010001110110100…
…1000011100000110000
3212110012002212101122110
43210131221003200300
513004343432444144
6304405530005320
723503010212443
oct3443551034060
9773162771573
10245310437424
119504338a4a8
123b661b76840
131a195643ab0
14bc31a7d65a
1565ab2840b9
hex391da43830

245310437424 has 80 divisors (see below), whose sum is σ = 682535314944. Its totient is φ = 75472492800.

The previous prime is 245310437413. The next prime is 245310437453. The reversal of 245310437424 is 424734013542.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11340379 + ... + 11361989.

Almost surely, 2245310437424 is an apocalyptic number.

245310437424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

245310437424 is an abundant number, since it is smaller than the sum of its proper divisors (437224877520).

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

245310437424 is a wasteful number, since it uses less digits than its factorization.

245310437424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39826 (or 39820 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 245310437424 in words is "two hundred forty-five billion, three hundred ten million, four hundred thirty-seven thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 18191 21611 36382 43222 54573 64833 72764 86444 109146 129666 145528 172888 218292 236483 259332 280943 291056 345776 436584 472966 518664 561886 709449 842829 873168 945932 1037328 1123772 1418898 1685658 1891864 2247544 2837796 3371316 3783728 4495088 5675592 6742632 11351184 13485264 393125701 786251402 1179377103 1572502804 2358754206 3145005608 4717508412 5110634113 6290011216 9435016824 10221268226 15331902339 18870033648 20442536452 30663804678 40885072904 61327609356 81770145808 122655218712 245310437424