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245413610156 = 221113429044773
BaseRepresentation
bin1110010010001111001…
…0101000001010101100
3212110110022000010000202
43210203302220022230
513010101341011111
6304424053213032
723505402160541
oct3444362501254
9773408003022
10245413610156
1195096648720
123b690631178
131a1b0b28750
14bc41658bc8
1565b5363b3b
hex3923ca82ac

245413610156 has 24 divisors (see below), whose sum is σ = 504556654224. Its totient is φ = 102970745280.

The previous prime is 245413610153. The next prime is 245413610179. The reversal of 245413610156 is 651016314542.

It is a super-2 number, since 2×2454136101562 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245413610153) 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 7 ways as a sum of consecutive naturals, for example, 214521815 + ... + 214522958.

It is an arithmetic number, because the mean of its divisors is an integer number (21023193926).

Almost surely, 2245413610156 is an apocalyptic number.

245413610156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

245413610156 is an abundant number, since it is smaller than the sum of its proper divisors (259143044068).

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

245413610156 is a wasteful number, since it uses less digits than its factorization.

245413610156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429044801 (or 429044799 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 245413610156 its reverse (651016314542), we get a palindrome (896429924698).

The spelling of 245413610156 in words is "two hundred forty-five billion, four hundred thirteen million, six hundred ten thousand, one hundred fifty-six".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 429044773 858089546 1716179092 4719492503 5577582049 9438985006 11155164098 18877970012 22310328196 61353402539 122706805078 245413610156