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10001511421484 = 2211640193550619
BaseRepresentation
bin1001000110001010100010…
…0010010001011000101100
31022102010122112020102022212
42101202220202101120230
52302331043410441414
633134344140025552
72051404530252032
oct221425042213054
938363575212285
1010001511421484
113206687505390
121156439b322b8
135771a531936b
1426810bb66552
1512526799683e
hex918a889162c

10001511421484 has 24 divisors (see below), whose sum is σ = 19094098161600. Its totient is φ = 4546069262480.

The previous prime is 10001511421417. The next prime is 10001511421541. The reversal of 10001511421484 is 48412411510001.

It is a self number, because there is not a number n which added to its sum of digits gives 10001511421484.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041527 + ... + 4592145.

It is an arithmetic number, because the mean of its divisors is an integer number (795587423400).

Almost surely, 210001511421484 is an apocalyptic number.

It is an amenable number.

10001511421484 is a deficient number, since it is larger than the sum of its proper divisors (9092586740116).

10001511421484 is a wasteful number, since it uses less digits than its factorization.

10001511421484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3614653 (or 3614651 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 32.

Adding to 10001511421484 its reverse (48412411510001), we get a palindrome (58413922931485).

The spelling of 10001511421484 in words is "ten trillion, one billion, five hundred eleven million, four hundred twenty-one thousand, four hundred eighty-four".

Divisors: 1 2 4 11 22 44 64019 128038 256076 704209 1408418 2816836 3550619 7101238 14202476 39056809 78113618 156227236 227307077761 454614155522 909228311044 2500377855371 5000755710742 10001511421484