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57999202010021 = 149883440833963
BaseRepresentation
bin11010010111111111111011…
…10101010100001110100101
321121100200002002222120112202
431023333331311110032211
530100224331203310041
6323204244321424245
715134206202555066
oct1513777565241645
9247320062876482
1057999202010021
1117531361553678
12660877349b085
1326493bbbb90cc
141047267cc256d
156a8a5b9e8a9b
hex34bffdd543a5

57999202010021 has 8 divisors (see below), whose sum is σ = 58454583626400. Its totient is φ = 57544702063632.

The previous prime is 57999202009939. The next prime is 57999202010047. The reversal of 57999202010021 is 12001020299975.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57999202010021 - 226 = 57999134901157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57999202010521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220285415 + ... + 220548548.

It is an arithmetic number, because the mean of its divisors is an integer number (7306822953300).

Almost surely, 257999202010021 is an apocalyptic number.

It is an amenable number.

57999202010021 is a deficient number, since it is larger than the sum of its proper divisors (455381616379).

57999202010021 is a wasteful number, since it uses less digits than its factorization.

57999202010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440834995.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 57999202010021 in words is "fifty-seven trillion, nine hundred ninety-nine billion, two hundred two million, ten thousand, twenty-one".

Divisors: 1 149 883 131567 440833963 65684260487 389256389329 57999202010021