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2970925 = 52151787
BaseRepresentation
bin1011010101010100101101
312120221100021
423111110231
51230032200
6143402141
734152406
oct13252455
95527307
102970925
11174a111
12bb3351
13800359
145749ad
153da41a
hex2d552d

2970925 has 12 divisors (see below), whose sum is σ = 3713056. Its totient is φ = 2358000.

The previous prime is 2970923. The next prime is 2970941. The reversal of 2970925 is 5290792.

It is not a de Polignac number, because 2970925 - 21 = 2970923 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

2970925 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2970923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3382 + ... + 4168.

22970925 is an apocalyptic number.

2970925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2970925 is a deficient number, since it is larger than the sum of its proper divisors (742131).

2970925 is a wasteful number, since it uses less digits than its factorization.

2970925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 2970925 is about 1723.6371427885. The cubic root of 2970925 is about 143.7575169352.

The spelling of 2970925 in words is "two million, nine hundred seventy thousand, nine hundred twenty-five".

Divisors: 1 5 25 151 755 787 3775 3935 19675 118837 594185 2970925