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2956128 = 25375383
BaseRepresentation
bin1011010001101101100000
312120012001020
423101231200
51224044003
6143205440
734061310
oct13215540
95505036
102956128
111739a8a
12ba6880
137c66b6
1456d440
153d5d53
hex2d1b60

2956128 has 96 divisors (see below), whose sum is σ = 9144576. Its totient is φ = 818688.

The previous prime is 2956123. The next prime is 2956133. The reversal of 2956128 is 8216592.

It is an interprime number because it is at equal distance from previous prime (2956123) and next prime (2956133).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2956123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35575 + ... + 35657.

It is an arithmetic number, because the mean of its divisors is an integer number (95256).

22956128 is an apocalyptic number.

2956128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2956128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4572288).

2956128 is an abundant number, since it is smaller than the sum of its proper divisors (6188448).

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

2956128 is a wasteful number, since it uses less digits than its factorization.

2956128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 148 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 2956128 is about 1719.3394080286. The cubic root of 2956128 is about 143.5184531948.

The spelling of 2956128 in words is "two million, nine hundred fifty-six thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 53 56 83 84 96 106 112 159 166 168 212 224 249 318 332 336 371 424 498 581 636 664 672 742 848 996 1113 1162 1272 1328 1484 1696 1743 1992 2226 2324 2544 2656 2968 3486 3984 4399 4452 4648 5088 5936 6972 7968 8798 8904 9296 11872 13197 13944 17596 17808 18592 26394 27888 30793 35192 35616 52788 55776 61586 70384 92379 105576 123172 140768 184758 211152 246344 369516 422304 492688 739032 985376 1478064 2956128