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161055366034413 = 3331162190700941
BaseRepresentation
bin100100100111101010011111…
…111000011011001111101101
3210010020202001101002102202010
4210213222133320123033231
5132102212342201100123
61330311451433551433
745631603052435664
oct4447523770331755
9703222041072663
10161055366034413
1147354219470304
1216091738275579
136bb35c0669b76
142bab19ac25ddb
1513946465d9993
hex927a9fe1b3ed

161055366034413 has 8 divisors (see below), whose sum is σ = 215389250850976. Its totient is φ = 107045862620400.

The previous prime is 161055366034411. The next prime is 161055366034427. The reversal of 161055366034413 is 314430663550161.

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

It is not a de Polignac number, because 161055366034413 - 21 = 161055366034411 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 (161055366034411) 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, 81095349478 + ... + 81095351463.

It is an arithmetic number, because the mean of its divisors is an integer number (26923656356372).

Almost surely, 2161055366034413 is an apocalyptic number.

It is an amenable number.

161055366034413 is a deficient number, since it is larger than the sum of its proper divisors (54333884816563).

161055366034413 is a wasteful number, since it uses less digits than its factorization.

161055366034413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162190701275.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 161055366034413 in words is "one hundred sixty-one trillion, fifty-five billion, three hundred sixty-six million, thirty-four thousand, four hundred thirteen".

Divisors: 1 3 331 993 162190700941 486572102823 53685122011471 161055366034413