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97420914 = 23317106123
BaseRepresentation
bin1011100111010…
…00011001110010
320210022111101000
411303220121302
5144414432124
613400022430
72262030663
oct563503162
9223274330
1097420914
114aa9a858
1228761a16
131724c916
14cd1d36a
1588456c9
hex5ce8672

97420914 has 32 divisors (see below), whose sum is σ = 229227840. Its totient is φ = 30563136.

The previous prime is 97420903. The next prime is 97420919. The reversal of 97420914 is 41902479.

It is not an unprimeable number, because it can be changed into a prime (97420919) 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, 52144 + ... + 53979.

It is an arithmetic number, because the mean of its divisors is an integer number (7163370).

Almost surely, 297420914 is an apocalyptic number.

97420914 is an abundant number, since it is smaller than the sum of its proper divisors (131806926).

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

97420914 is a wasteful number, since it uses less digits than its factorization.

97420914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106151 (or 106145 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 97420914 is about 9870.2033413704. The cubic root of 97420914 is about 460.1337260862.

The spelling of 97420914 in words is "ninety-seven million, four hundred twenty thousand, nine hundred fourteen".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 102 153 306 459 918 106123 212246 318369 636738 955107 1804091 1910214 2865321 3608182 5412273 5730642 10824546 16236819 32473638 48710457 97420914