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1616357713164 = 2231072515015321
BaseRepresentation
bin10111100001010110011…
…011010110010100001100
312201112002202012101222120
4113201112123112110030
5202440300033310124
63234313335212540
7224530564604625
oct27412633262414
95645082171876
101616357713164
115735478774a7
12221316b17150
13b9563b3615c
1458336d76a4c
152c0a26d8d79
hex178566d650c

1616357713164 has 48 divisors (see below), whose sum is σ = 3821916099456. Its totient is φ = 531623920000.

The previous prime is 1616357713141. The next prime is 1616357713181. The reversal of 1616357713164 is 4613177536161.

It is a super-2 number, since 2×16163577131642 (a number of 25 digits) contains 22 as substring.

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, 2185377 + ... + 2829944.

It is an arithmetic number, because the mean of its divisors is an integer number (79623252072).

Almost surely, 21616357713164 is an apocalyptic number.

It is an amenable number.

1616357713164 is an abundant number, since it is smaller than the sum of its proper divisors (2205558386292).

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

1616357713164 is a wasteful number, since it uses less digits than its factorization.

1616357713164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5015686 (or 5015684 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The spelling of 1616357713164 in words is "one trillion, six hundred sixteen billion, three hundred fifty-seven million, seven hundred thirteen thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 107 214 251 321 428 502 642 753 1004 1284 1506 3012 26857 53714 80571 107428 161142 322284 5015321 10030642 15045963 20061284 30091926 60183852 536639347 1073278694 1258845571 1609918041 2146557388 2517691142 3219836082 3776536713 5035382284 6439672164 7553073426 15106146852 134696476097 269392952194 404089428291 538785904388 808178856582 1616357713164