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2149413058620 = 22335173217910559
BaseRepresentation
bin11111010001110011000…
…000000111100000111100
321121111000021212122122000
4133101303000013200330
5240203444220333440
64323232101222300
7311201313355662
oct37216300074074
97544007778560
102149413058620
11759619700213
122a86a2101990
131278c533aa29
14760642d6c32
153ada02bd730
hex1f47300783c

2149413058620 has 192 divisors, whose sum is σ = 6729440256000. Its totient is φ = 569548184832.

The previous prime is 2149413058609. The next prime is 2149413058649. The reversal of 2149413058620 is 268503149412.

2149413058620 is a `hidden beast` number, since 2 + 1 + 4 + 9 + 4 + 13 + 0 + 5 + 8 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 203556901 + ... + 203567459.

It is an arithmetic number, because the mean of its divisors is an integer number (35049168000).

Almost surely, 22149413058620 is an apocalyptic number.

2149413058620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2149413058620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3364720128000).

2149413058620 is an abundant number, since it is smaller than the sum of its proper divisors (4580027197380).

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

2149413058620 is a wasteful number, since it uses less digits than its factorization.

2149413058620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12929 (or 12921 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 2149413058620 in words is "two trillion, one hundred forty-nine billion, four hundred thirteen million, fifty-eight thousand, six hundred twenty".