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4268420248625 = 53132990576557
BaseRepresentation
bin111110000111010001101…
…011000011010000110001
3120010001112112202010210222
4332013101223003100301
51024413211040424000
613024515111302425
7620245301322461
oct76072153032061
916101475663728
104268420248625
1113a6254a53295
1258b2b937aa15
1324c683198b10
1410a8422d3ba1
1576070ee0a85
hex3e1d1ac3431

4268420248625 has 32 divisors (see below), whose sum is σ = 5934576080160. Its totient is φ = 3043372281600.

The previous prime is 4268420248613. The next prime is 4268420248627. The reversal of 4268420248625 is 5268420248624.

4268420248625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 2354558284849 + 1913861963776 = 1534457^2 + 1383424^2 .

It is a de Polignac number, because none of the positive numbers 2k-4268420248625 is a prime.

It is a super-3 number, since 3×42684202486253 (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (4268420248627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45241154 + ... + 45335403.

It is an arithmetic number, because the mean of its divisors is an integer number (185455502505).

Almost surely, 24268420248625 is an apocalyptic number.

It is an amenable number.

4268420248625 is a deficient number, since it is larger than the sum of its proper divisors (1666155831535).

4268420248625 is a wasteful number, since it uses less digits than its factorization.

4268420248625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90576614 (or 90576604 counting only the distinct ones).

The product of its (nonzero) digits is 11796480, while the sum is 53.

Subtracting 4268420248625 from its reverse (5268420248624), we obtain a palindrome (999999999999).

The spelling of 4268420248625 in words is "four trillion, two hundred sixty-eight billion, four hundred twenty million, two hundred forty-eight thousand, six hundred twenty-five".

Divisors: 1 5 13 25 29 65 125 145 325 377 725 1625 1885 3625 9425 47125 90576557 452882785 1177495241 2264413925 2626720153 5887476205 11322069625 13133600765 29437381025 34147361989 65668003825 147186905125 170736809945 328340019125 853684049725 4268420248625