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97230222324 = 223213719714157
BaseRepresentation
bin101101010001101011…
…1110111001111110100
3100021222010211001120100
41122203113313033310
53043111414103244
6112400021034100
710011312152634
oct1324327671764
9307863731510
1097230222324
1138264a20144
1216a16255930
139226a34741
1449c52666c4
1527e0ebeb69
hex16a35f73f4

97230222324 has 36 divisors (see below), whose sum is σ = 247570396164. Its totient is φ = 32173502592.

The previous prime is 97230222301. The next prime is 97230222329. The reversal of 97230222324 is 42322203279.

97230222324 is a `hidden beast` number, since 9 + 7 + 2 + 302 + 22 + 324 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 36427539600 + 60802682724 = 190860^2 + 246582^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×972302223242 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97230222329) 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 11 ways as a sum of consecutive naturals, for example, 9852147 + ... + 9862010.

It is an arithmetic number, because the mean of its divisors is an integer number (6876955449).

Almost surely, 297230222324 is an apocalyptic number.

It is an amenable number.

97230222324 is an abundant number, since it is smaller than the sum of its proper divisors (150340173840).

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

97230222324 is a wasteful number, since it uses less digits than its factorization.

97230222324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19714304 (or 19714299 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 97230222324 in words is "ninety-seven billion, two hundred thirty million, two hundred twenty-two thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 137 274 411 548 822 1233 1644 2466 4932 19714157 39428314 59142471 78856628 118284942 177427413 236569884 354854826 709709652 2700839509 5401679018 8102518527 10803358036 16205037054 24307555581 32410074108 48615111162 97230222324