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202260423 = 3971514603
BaseRepresentation
bin11000000111000…
…11111111000111
3112002120220010210
430003203333013
5403234313143
632023050503
75004120351
oct1403437707
9462526123
10202260423
11a4197282
12578a0a33
1332b99131
141cc100d1
1512b54033
hexc0e3fc7

202260423 has 16 divisors (see below), whose sum is σ = 274324736. Its totient is φ = 132537600.

The previous prime is 202260397. The next prime is 202260427. The reversal of 202260423 is 324062202.

It is not a de Polignac number, because 202260423 - 25 = 202260391 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 202260423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202260427) 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, 41640 + ... + 46242.

It is an arithmetic number, because the mean of its divisors is an integer number (17145296).

Almost surely, 2202260423 is an apocalyptic number.

202260423 is a deficient number, since it is larger than the sum of its proper divisors (72064313).

202260423 is a wasteful number, since it uses less digits than its factorization.

202260423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4854.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 202260423 is about 14221.8291017717. The cubic root of 202260423 is about 586.9984715165.

The spelling of 202260423 in words is "two hundred two million, two hundred sixty thousand, four hundred twenty-three".

Divisors: 1 3 97 151 291 453 4603 13809 14647 43941 446491 695053 1339473 2085159 67420141 202260423