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29967484888 = 23113717353201
BaseRepresentation
bin11011111010001100…
…111000011111011000
32212100111002222000201
4123322030320133120
5442333134004023
621433351111544
72110423263415
oct337214703730
985314088021
1029967484888
1111788955a40
1259840725b4
132a9771c3a3
141643dc310c
15ba5d54bad
hex6fa3387d8

29967484888 has 64 divisors (see below), whose sum is σ = 63318892320. Its totient is φ = 13176576000.

The previous prime is 29967484861. The next prime is 29967484901. The reversal of 29967484888 is 88848476992.

It is a self number, because there is not a number n which added to its sum of digits gives 29967484888.

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, 536688 + ... + 589888.

Almost surely, 229967484888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29967484888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31659446160).

29967484888 is an abundant number, since it is smaller than the sum of its proper divisors (33351407432).

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

29967484888 is a wasteful number, since it uses less digits than its factorization.

29967484888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53428 (or 53424 counting only the distinct ones).

The product of its digits is 445906944, while the sum is 73.

The spelling of 29967484888 in words is "twenty-nine billion, nine hundred sixty-seven million, four hundred eighty-four thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 11 22 37 44 74 88 148 173 296 346 407 692 814 1384 1628 1903 3256 3806 6401 7612 12802 15224 25604 51208 53201 70411 106402 140822 212804 281644 425608 563288 585211 1170422 1968437 2340844 3936874 4681688 7873748 9203773 15747496 18407546 21652807 36815092 43305614 73630184 86611228 101241503 173222456 202483006 340539601 404966012 681079202 809932024 1362158404 2724316808 3745935611 7491871222 14983742444 29967484888