Search a number
-
+
245374413130 = 25711823387203
BaseRepresentation
bin1110010010000101110…
…1000110100101001010
3212110100120020200211001
43210201131012211022
513010011322210010
6304420133125214
723504415045520
oct3444135064512
9773316220731
10245374413130
1195076506390
123b67b48980a
131a1a5983542
14bc3a374310
1565b1bbec3a
hex392174694a

245374413130 has 64 divisors (see below), whose sum is σ = 551328933888. Its totient is φ = 76387210560.

The previous prime is 245374413049. The next prime is 245374413131. The reversal of 245374413130 is 31314473542.

It is a self number, because there is not a number n which added to its sum of digits gives 245374413130.

It is not an unprimeable number, because it can be changed into a prime (245374413131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440109 + ... + 827311.

It is an arithmetic number, because the mean of its divisors is an integer number (8614514592).

Almost surely, 2245374413130 is an apocalyptic number.

245374413130 is an abundant number, since it is smaller than the sum of its proper divisors (305954520758).

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

245374413130 is a wasteful number, since it uses less digits than its factorization.

245374413130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388051.

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 245374413130 its reverse (31314473542), we get a palindrome (276688886672).

The spelling of 245374413130 in words is "two hundred forty-five billion, three hundred seventy-four million, four hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 823 1646 4115 5761 8230 9053 11522 18106 28805 45265 57610 63371 90530 126742 316855 387203 633710 774406 1936015 2710421 3872030 4259233 5420842 8518466 13552105 21296165 27104210 29814631 42592330 59629262 149073155 298146310 318668069 637336138 1593340345 2230676483 3186680690 3505348759 4461352966 7010697518 11153382415 17526743795 22306764830 24537441313 35053487590 49074882626 122687206565 245374413130