Search a number
-
+
245375152480 = 2551533594703
BaseRepresentation
bin1110010010000101111…
…1111011000101100000
3212110100121122021000101
43210201133323011200
513010012014334410
6304420201032144
723504424245203
oct3444137730540
9773317567011
10245375152480
1195076970917
123b67b785654
131a1a5b81c23
14bc3a4c793a
1565b1cb8d3a
hex39217fb160

245375152480 has 24 divisors (see below), whose sum is σ = 579698798112. Its totient is φ = 98150060928.

The previous prime is 245375152427. The next prime is 245375152481. The reversal of 245375152480 is 84251573542.

245375152480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×2453751524804 (a number of 47 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245375152480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245375152481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766797192 + ... + 766797511.

It is an arithmetic number, because the mean of its divisors is an integer number (24154116588).

Almost surely, 2245375152480 is an apocalyptic number.

245375152480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245375152480 is an abundant number, since it is smaller than the sum of its proper divisors (334323645632).

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

245375152480 is a wasteful number, since it uses less digits than its factorization.

245375152480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533594718 (or 1533594710 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 46.

The spelling of 245375152480 in words is "two hundred forty-five billion, three hundred seventy-five million, one hundred fifty-two thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1533594703 3067189406 6134378812 7667973515 12268757624 15335947030 24537515248 30671894060 49075030496 61343788120 122687576240 245375152480