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64024242448 = 2419031210263
BaseRepresentation
bin111011101000001001…
…000110100100010000
320010020221220111120211
4323220021012210100
52022110201224243
645225021413504
74424403036655
oct735011064420
9203227814524
1064024242448
1125175019a71
12104a970a294
1360643b903a
143155117c2c
1519eabb5d9d
hexee8246910

64024242448 has 20 divisors (see below), whose sum is σ = 124054077888. Its totient is φ = 32010286880.

The previous prime is 64024242431. The next prime is 64024242463. The reversal of 64024242448 is 84424242046.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 64024242448.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199365 + ... + 409627.

Almost surely, 264024242448 is an apocalyptic number.

It is an amenable number.

64024242448 is a deficient number, since it is larger than the sum of its proper divisors (60029835440).

64024242448 is a wasteful number, since it uses less digits than its factorization.

64024242448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229302 (or 229296 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 40.

The spelling of 64024242448 in words is "sixty-four billion, twenty-four million, two hundred forty-two thousand, four hundred forty-eight".

Divisors: 1 2 4 8 16 19031 38062 76124 152248 210263 304496 420526 841052 1682104 3364208 4001515153 8003030306 16006060612 32012121224 64024242448