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312482950 = 252131728279
BaseRepresentation
bin10010101000000…
…001110010000110
3210202222210000121
4102220001302012
51114443423300
651001332154
710513030003
oct2250016206
9722883017
10312482950
1115043007a
128879705a
134c97b870
142d7028aa
151c67781a
hex12a01c86

312482950 has 48 divisors (see below), whose sum is σ = 662770080. Its totient is φ = 108587520.

The previous prime is 312482923. The next prime is 312482957. The reversal of 312482950 is 59284213.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312482957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3090 + ... + 25189.

It is an arithmetic number, because the mean of its divisors is an integer number (13807710).

Almost surely, 2312482950 is an apocalyptic number.

312482950 is an abundant number, since it is smaller than the sum of its proper divisors (350287130).

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

312482950 is a wasteful number, since it uses less digits than its factorization.

312482950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28321 (or 28316 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 312482950 is about 17677.1872762609. The cubic root of 312482950 is about 678.5920623722.

The spelling of 312482950 in words is "three hundred twelve million, four hundred eighty-two thousand, nine hundred fifty".

Divisors: 1 2 5 10 13 17 25 26 34 50 65 85 130 170 221 325 425 442 650 850 1105 2210 5525 11050 28279 56558 141395 282790 367627 480743 706975 735254 961486 1413950 1838135 2403715 3676270 4807430 6249659 9190675 12018575 12499318 18381350 24037150 31248295 62496590 156241475 312482950