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97112900901 = 3631130739251
BaseRepresentation
bin101101001110001100…
…0010100010100100101
3100021122222001111211110
41122130120110110211
53042341400312101
6112340230255233
710005356015652
oct1323430242445
9307588044743
1097112900901
1138204778895
12169a2ab7519
139208637a93
1449b3846c29
1527d5a47cd6
hex169c614525

97112900901 has 16 divisors (see below), whose sum is σ = 129791605248. Its totient is φ = 64588230000.

The previous prime is 97112900891. The next prime is 97112900923. The reversal of 97112900901 is 10900921179.

It is not a de Polignac number, because 97112900901 - 229 = 96576029989 is a prime.

It is a super-2 number, since 2×971129009012 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97112900901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97112901901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2454526 + ... + 2493776.

It is an arithmetic number, because the mean of its divisors is an integer number (8111975328).

Almost surely, 297112900901 is an apocalyptic number.

It is an amenable number.

97112900901 is a deficient number, since it is larger than the sum of its proper divisors (32678704347).

97112900901 is a wasteful number, since it uses less digits than its factorization.

97112900901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41192.

The product of its (nonzero) digits is 10206, while the sum is 39.

The spelling of 97112900901 in words is "ninety-seven billion, one hundred twelve million, nine hundred thousand, nine hundred one".

Divisors: 1 3 631 1307 1893 3921 39251 117753 824717 2474151 24767381 51301057 74302143 153903171 32370966967 97112900901