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20135631064310 = 256750959043577
BaseRepresentation
bin1001001010000001100010…
…01000110000110011110110
32122021221120202020110022222
410211000301020300303312
510114400233023024220
6110454103050322342
74145515465033226
oct445006110606366
978257522213288
1020135631064310
11646352288a123
1223125061293b2
13b30a2199b288
144d87d953a086
1524db92257e25
hex125031230cf6

20135631064310 has 32 divisors (see below), whose sum is σ = 36857363130720. Its totient is φ = 7918452064512.

The previous prime is 20135631064259. The next prime is 20135631064429. The reversal of 20135631064310 is 1346013653102.

It is a super-2 number, since 2×201356310643102 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29180759 + ... + 29862818.

It is an arithmetic number, because the mean of its divisors is an integer number (1151792597835).

Almost surely, 220135631064310 is an apocalyptic number.

20135631064310 is a deficient number, since it is larger than the sum of its proper divisors (16721732066410).

20135631064310 is a wasteful number, since it uses less digits than its factorization.

20135631064310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59044160.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 20135631064310 in words is "twenty trillion, one hundred thirty-five billion, six hundred thirty-one million, sixty-four thousand, three hundred ten".

Divisors: 1 2 5 10 67 134 335 509 670 1018 2545 5090 34103 68206 170515 341030 59043577 118087154 295217885 590435770 3955919659 7911839318 19779598295 30053180693 39559196590 60106361386 150265903465 300531806930 2013563106431 4027126212862 10067815532155 20135631064310