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2894072025 = 352132968279
BaseRepresentation
bin1010110010000000…
…0000100011011001
321110200201002110210
42230200000203121
521411340301100
61155102001333
7131501130525
oct25440004331
97420632423
102894072025
1112556a0169
12689276249
13371776770
141d6510d85
1511e11cc50
hexac8008d9

2894072025 has 24 divisors (see below), whose sum is σ = 5152934080. Its totient is φ = 1424773440.

The previous prime is 2894072003. The next prime is 2894072057. The reversal of 2894072025 is 5202704982.

It is not a de Polignac number, because 2894072025 - 28 = 2894071769 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1483165 + ... + 1485114.

Almost surely, 22894072025 is an apocalyptic number.

2894072025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2894072025 is a deficient number, since it is larger than the sum of its proper divisors (2258862055).

2894072025 is a wasteful number, since it uses less digits than its factorization.

2894072025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968305 (or 2968300 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2894072025 is about 53796.5800492931. The cubic root of 2894072025 is about 1425.0708121167.

The spelling of 2894072025 in words is "two billion, eight hundred ninety-four million, seventy-two thousand, twenty-five".

Divisors: 1 3 5 13 15 25 39 65 75 195 325 975 2968279 8904837 14841395 38587627 44524185 74206975 115762881 192938135 222620925 578814405 964690675 2894072025