Search a number
-
+
357014002640 = 2454462675033
BaseRepresentation
bin1010011000111111011…
…00010101101111010000
31021010111220211110011112
411030133230111233100
521322131041041030
6432002053032452
734536065644361
oct5143754255720
91233456743145
10357014002640
11128455108349
1259237325728
1327887a67c49
14133cb1d5b68
159447bd6a95
hex531fb15bd0

357014002640 has 20 divisors (see below), whose sum is σ = 830057556324. Its totient is φ = 142805601024.

The previous prime is 357014002637. The next prime is 357014002649. The reversal of 357014002640 is 46200410753.

It can be written as a sum of positive squares in 2 ways, for example, as 230269458496 + 126744544144 = 479864^2 + 356012^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 357014002597 and 357014002606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (357014002649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231337437 + ... + 2231337596.

Almost surely, 2357014002640 is an apocalyptic number.

It is an amenable number.

357014002640 is an abundant number, since it is smaller than the sum of its proper divisors (473043553684).

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

357014002640 is a wasteful number, since it uses less digits than its factorization.

357014002640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462675046 (or 4462675040 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 357014002640 in words is "three hundred fifty-seven billion, fourteen million, two thousand, six hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 4462675033 8925350066 17850700132 22313375165 35701400264 44626750330 71402800528 89253500660 178507001320 357014002640