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202005105357 = 31173918614451
BaseRepresentation
bin1011110000100001110…
…0010100101011001101
3201022102002020120221210
42330020130110223031
511302201301332412
6232444434245033
720410606031136
oct2741034245315
9638362216853
10202005105357
1178740685570
1233197126779
1316083863253
149ac4508c8d
1553c44e483c
hex2f08714acd

202005105357 has 32 divisors (see below), whose sum is σ = 294447444480. Its totient is φ = 122168520000.

The previous prime is 202005105353. The next prime is 202005105371. The reversal of 202005105357 is 753501500202.

It is not a de Polignac number, because 202005105357 - 22 = 202005105353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202005105353) 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, 45381982 + ... + 45386432.

It is an arithmetic number, because the mean of its divisors is an integer number (9201482640).

Almost surely, 2202005105357 is an apocalyptic number.

It is an amenable number.

202005105357 is a deficient number, since it is larger than the sum of its proper divisors (92442339123).

202005105357 is a wasteful number, since it uses less digits than its factorization.

202005105357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7065.

The product of its (nonzero) digits is 10500, while the sum is 30.

Adding to 202005105357 its reverse (753501500202), we get a palindrome (955506605559).

The spelling of 202005105357 in words is "two hundred two billion, five million, one hundred five thousand, three hundred fifty-seven".

Divisors: 1 3 11 33 739 1861 2217 4451 5583 8129 13353 20471 24387 48961 61413 146883 1375279 3289289 4125837 8283311 9867867 15128069 24849933 36182179 45384207 91116421 108546537 273349263 6121366829 18364100487 67335035119 202005105357