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652283007488 = 297250992
BaseRepresentation
bin10010111110111110001…
…10001101001000000000
32022100122201120000121222
421133133012031020000
541141333422214423
61215353224334212
765061116040200
oct11373706151000
92270581500558
10652283007488
112316a48309a2
12a6500314368
13496826a2b28
14237dbc9c400
1511e79d793c8
hex97df18d200

652283007488 has 90 divisors (see below), whose sum is σ = 1516371782211. Its totient is φ = 279495035904.

The previous prime is 652283007487. The next prime is 652283007569. The reversal of 652283007488 is 884700382256.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 326141503744 + 326141503744 = 571088^2 + 571088^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=571088.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652283007487) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 127921163 + ... + 127926261.

Almost surely, 2652283007488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652283007488

652283007488 is an abundant number, since it is smaller than the sum of its proper divisors (864088774723).

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

652283007488 is an frugal number, since it uses more digits than its factorization.

652283007488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10230 (or 5108 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 53.

The spelling of 652283007488 in words is "six hundred fifty-two billion, two hundred eighty-three million, seven thousand, four hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 392 448 512 784 896 1568 1792 3136 3584 5099 6272 10198 12544 20396 25088 35693 40792 71386 81584 142772 163168 249851 285544 326336 499702 571088 652672 999404 1142176 1305344 1998808 2284352 2610688 3997616 4568704 7995232 9137408 15990464 18274816 25999801 31980928 51999602 63961856 103999204 127923712 181998607 207998408 363997214 415996816 727994428 831993632 1273990249 1455988856 1663987264 2547980498 2911977712 3327974528 5095960996 5823955424 6655949056 10191921992 11647910848 13311898112 20383843984 23295821696 40767687968 46591643392 81535375936 93183286784 163070751872 326141503744 652283007488