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2564100084 = 22371319123583
BaseRepresentation
bin1001100011010101…
…0000111111110100
320121200210210001210
42120311100333310
520222402200314
61102233321420
7120353330310
oct23065207764
96550723053
102564100084
1110a6405387
125b6866270
1331b2b36b0
141a4778b40
1510018d559
hex98d50ff4

2564100084 has 96 divisors (see below), whose sum is σ = 7751188480. Its totient is φ = 640649088.

The previous prime is 2564100067. The next prime is 2564100109. The reversal of 2564100084 is 4800014652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41044 + ... + 82539.

Almost surely, 22564100084 is an apocalyptic number.

It is an amenable number.

2564100084 is an abundant number, since it is smaller than the sum of its proper divisors (5187088396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2564100084 is a wasteful number, since it uses less digits than its factorization.

2564100084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123629 (or 123627 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 2564100084 is about 50636.9438651268. The cubic root of 2564100084 is about 1368.7106849866.

The spelling of 2564100084 in words is "two billion, five hundred sixty-four million, one hundred thousand, eighty-four".

Divisors: 1 2 3 4 6 7 12 13 14 19 21 26 28 38 39 42 52 57 76 78 84 91 114 133 156 182 228 247 266 273 364 399 494 532 546 741 798 988 1092 1482 1596 1729 2964 3458 5187 6916 10374 20748 123583 247166 370749 494332 741498 865081 1482996 1606579 1730162 2348077 2595243 3213158 3460324 4696154 4819737 5190486 6426316 7044231 9392308 9639474 10380972 11246053 14088462 16436539 19278948 22492106 28176924 30525001 32873078 33738159 44984212 49309617 61050002 65746156 67476318 91575003 98619234 122100004 134952636 183150006 197238468 213675007 366300012 427350014 641025021 854700028 1282050042 2564100084