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97046661 = 3191702573
BaseRepresentation
bin1011100100011…
…01000010000101
320202121110222210
411302031002011
5144320443121
613344014033
72255611605
oct562150205
9222543883
1097046661
114a864658
1228601319
131714b47a
14cc62c05
1587be876
hex5c8d085

97046661 has 8 divisors (see below), whose sum is σ = 136205920. Its totient is φ = 61292592.

The previous prime is 97046633. The next prime is 97046687. The reversal of 97046661 is 16664079.

Added to its reverse (16664079) it gives a triangular number (113710740 = T15080).

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

It is not a de Polignac number, because 97046661 - 27 = 97046533 is a prime.

It is a super-2 number, since 2×970466612 = 18836108822497842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97046611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851230 + ... + 851343.

It is an arithmetic number, because the mean of its divisors is an integer number (17025740).

Almost surely, 297046661 is an apocalyptic number.

It is an amenable number.

97046661 is a deficient number, since it is larger than the sum of its proper divisors (39159259).

97046661 is a wasteful number, since it uses less digits than its factorization.

97046661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702595.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 97046661 is about 9851.2263703561. The cubic root of 97046661 is about 459.5437520971.

Adding to 97046661 its reverse (16664079), we get a triangular number (113710740 = T15080).

The spelling of 97046661 in words is "ninety-seven million, forty-six thousand, six hundred sixty-one".

Divisors: 1 3 19 57 1702573 5107719 32348887 97046661