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3070660 = 225153533
BaseRepresentation
bin1011101101101011000100
312210000011011
423231223010
51241230120
6145452004
735046235
oct13555304
95700134
103070660
11180803a
121041004
13836878
1459d08c
15409c5a
hex2edac4

3070660 has 12 divisors (see below), whose sum is σ = 6448428. Its totient is φ = 1228256.

The previous prime is 3070657. The next prime is 3070663. The reversal of 3070660 is 660703.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3070657) and next prime (3070663).

It can be written as a sum of positive squares in 2 ways, for example, as 1048576 + 2022084 = 1024^2 + 1422^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3070663) 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, 76747 + ... + 76786.

It is an arithmetic number, because the mean of its divisors is an integer number (537369).

Almost surely, 23070660 is an apocalyptic number.

It is an amenable number.

3070660 is an abundant number, since it is smaller than the sum of its proper divisors (3377768).

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

3070660 is a wasteful number, since it uses less digits than its factorization.

3070660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153542 (or 153540 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3070660 is about 1752.3298776201. The cubic root of 3070660 is about 145.3485077068.

The spelling of 3070660 in words is "three million, seventy thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 153533 307066 614132 767665 1535330 3070660