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3069420 = 223551157
BaseRepresentation
bin1011101101010111101100
312202221110020
423231113230
51241210140
6145442140
735042514
oct13552754
95687406
103069420
111807112
121040350
13836133
1459c844
154096d0
hex2ed5ec

3069420 has 24 divisors (see below), whose sum is σ = 8594544. Its totient is φ = 818496.

The previous prime is 3069413. The next prime is 3069421. The reversal of 3069420 is 249603.

It is not an unprimeable number, because it can be changed into a prime (3069421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25519 + ... + 25638.

It is an arithmetic number, because the mean of its divisors is an integer number (358106).

Almost surely, 23069420 is an apocalyptic number.

3069420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3069420 is an abundant number, since it is smaller than the sum of its proper divisors (5525124).

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

3069420 is a wasteful number, since it uses less digits than its factorization.

3069420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51169 (or 51167 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3069420 is about 1751.9760272332. The cubic root of 3069420 is about 145.3289400986.

The spelling of 3069420 in words is "three million, sixty-nine thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 51157 102314 153471 204628 255785 306942 511570 613884 767355 1023140 1534710 3069420