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3142954 = 21571477
BaseRepresentation
bin1011111111010100101010
312220200022201
423333110222
51301033304
6151210414
735500063
oct13772452
95820281
103142954
111857391
121076a0a
13860749
145bb56a
154213a4
hex2ff52a

3142954 has 4 divisors (see below), whose sum is σ = 4714434. Its totient is φ = 1571476.

The previous prime is 3142949. The next prime is 3142963. The reversal of 3142954 is 4592413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2812329 + 330625 = 1677^2 + 575^2 .

It is a super-2 number, since 2×31429542 = 19756319692232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785737 + ... + 785740.

Almost surely, 23142954 is an apocalyptic number.

3142954 is a deficient number, since it is larger than the sum of its proper divisors (1571480).

3142954 is a wasteful number, since it uses less digits than its factorization.

3142954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571479.

The product of its digits is 4320, while the sum is 28.

The square root of 3142954 is about 1772.8378380439. The cubic root of 3142954 is about 146.4803407556.

It can be divided in two parts, 3142 and 954, that added together give a 12-th power (4096 = 212).

The spelling of 3142954 in words is "three million, one hundred forty-two thousand, nine hundred fifty-four".

Divisors: 1 2 1571477 3142954