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97144486 = 248572243
BaseRepresentation
bin1011100101001…
…00111010100110
320202210110011221
411302210322212
5144332110421
613350050554
72256500035
oct562447246
9222713157
1097144486
114a9210aa
1228649a5a
1317183b5a
14cc8a71c
1587dd841
hex5ca4ea6

97144486 has 4 divisors (see below), whose sum is σ = 145716732. Its totient is φ = 48572242.

The previous prime is 97144471. The next prime is 97144507. The reversal of 97144486 is 68444179.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24286120 + ... + 24286123.

It is an arithmetic number, because the mean of its divisors is an integer number (36429183).

Almost surely, 297144486 is an apocalyptic number.

97144486 is a deficient number, since it is larger than the sum of its proper divisors (48572246).

97144486 is a wasteful number, since it uses less digits than its factorization.

97144486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48572245.

The product of its digits is 193536, while the sum is 43.

The square root of 97144486 is about 9856.1902376121. The cubic root of 97144486 is about 459.6981100468.

The spelling of 97144486 in words is "ninety-seven million, one hundred forty-four thousand, four hundred eighty-six".

Divisors: 1 2 48572243 97144486