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8149092653 = 131494998431
BaseRepresentation
bin1111001011011100…
…10100100100101101
3210000220221210120102
413211232110210231
5113142131431103
63424343200445
7405641100422
oct74556244455
923026853512
108149092653
113501a4aa19
1216b5146125
139cb3b5020
145743d7d49
1532a64ae88
hex1e5b9492d

8149092653 has 16 divisors (see below), whose sum is σ = 8853600000. Its totient is φ = 7455896640.

The previous prime is 8149092643. The next prime is 8149092659. The reversal of 8149092653 is 3562909418.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8149092653 is a prime.

It is a super-2 number, since 2×81490926532 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8149092598 and 8149092607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8149092659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 962348 + ... + 970778.

It is an arithmetic number, because the mean of its divisors is an integer number (553350000).

Almost surely, 28149092653 is an apocalyptic number.

It is an amenable number.

8149092653 is a deficient number, since it is larger than the sum of its proper divisors (704507347).

8149092653 is a wasteful number, since it uses less digits than its factorization.

8149092653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 8149092653 is about 90272.3249562124. The cubic root of 8149092653 is about 2012.3479943729.

The spelling of 8149092653 in words is "eight billion, one hundred forty-nine million, ninety-two thousand, six hundred fifty-three".

Divisors: 1 13 149 499 1937 6487 8431 74351 109603 966563 1256219 4207069 16330847 54691897 626853281 8149092653