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22420664151601 = 171879701896007
BaseRepresentation
bin1010001100100001101111…
…01110001110111000110001
32221101101122122010101120211
411012100313232032320301
510414320010010322401
6115403524431504121
74502560646561632
oct506206756167061
987341578111524
1022420664151601
117164606454161
122621337088041
13c6834b32b481
1457724747b889
1528d32d968951
hex146437b8ee31

22420664151601 has 8 divisors (see below), whose sum is σ = 23752160910720. Its totient is φ = 21090571188288.

The previous prime is 22420664151569. The next prime is 22420664151617. The reversal of 22420664151601 is 10615146602422.

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 22420664151601 - 25 = 22420664151569 is a prime.

It is a super-2 number, since 2×224206641516012 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22420664151101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350916061 + ... + 350979946.

It is an arithmetic number, because the mean of its divisors is an integer number (2969020113840).

Almost surely, 222420664151601 is an apocalyptic number.

It is an amenable number.

22420664151601 is a deficient number, since it is larger than the sum of its proper divisors (1331496759119).

22420664151601 is a wasteful number, since it uses less digits than its factorization.

22420664151601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701897903.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 22420664151601 in words is "twenty-two trillion, four hundred twenty billion, six hundred sixty-four million, one hundred fifty-one thousand, six hundred one".

Divisors: 1 17 1879 31943 701896007 11932232119 1318862597153 22420664151601