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99102323 = 829111953
BaseRepresentation
bin1011110100000…
…10111001110011
320220110220211102
411322002321303
5200332233243
613500035015
72312233025
oct572027163
9226426742
1099102323
1150a39051
1229232a6b
13176bb038
14d23a015
158a789b8
hex5e82e73

99102323 has 4 divisors (see below), whose sum is σ = 99122568. Its totient is φ = 99082080.

The previous prime is 99102307. The next prime is 99102329. The reversal of 99102323 is 32320199.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32320199 = 40180599.

It is a cyclic number.

It is not a de Polignac number, because 99102323 - 24 = 99102307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99102329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315 + ... + 14267.

It is an arithmetic number, because the mean of its divisors is an integer number (24780642).

Almost surely, 299102323 is an apocalyptic number.

99102323 is a deficient number, since it is larger than the sum of its proper divisors (20245).

99102323 is a wasteful number, since it uses less digits than its factorization.

99102323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20244.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 99102323 is about 9955.0149673418. The cubic root of 99102323 is about 462.7658241045.

The spelling of 99102323 in words is "ninety-nine million, one hundred two thousand, three hundred twenty-three".

Divisors: 1 8291 11953 99102323